diff --git a/mindspore/lite/nnacl/fp32/slice_fp32.c b/mindspore/lite/nnacl/base/slice_base.c
similarity index 83%
rename from mindspore/lite/nnacl/fp32/slice_fp32.c
rename to mindspore/lite/nnacl/base/slice_base.c
index 06ca1dc980..93222048a3 100644
--- a/mindspore/lite/nnacl/fp32/slice_fp32.c
+++ b/mindspore/lite/nnacl/base/slice_base.c
@@ -13,11 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
-#include "nnacl/fp32/slice_fp32.h"
+#include "nnacl/base/slice_base.h"
 #include <string.h>
-#include "nnacl/op_base.h"
-
 void PadSliceParameterTo4D(SliceParameter *param) {
   int32_t begin[DIMENSION_4D];
   int32_t end[DIMENSION_4D];
@@ -46,7 +43,10 @@ void PadSliceParameterTo4D(SliceParameter *param) {
   param->param_length_ = DIMENSION_4D;
 }
 
-void DoSlice(const float *input, float *output, const SliceParameter *param, int thread_id) {
+void DoSlice(const void *input, void *output, SliceParameter *param, int thread_id, int data_size) {
+  int8_t *int8_in = (int8_t *)input;
+  int8_t *int8_out = (int8_t *)output;
+
   int32_t out_dim1 = param->size_[1];
   int32_t out_dim2 = param->size_[2];
   int32_t out_dim3 = param->size_[3];
@@ -55,7 +55,7 @@ void DoSlice(const float *input, float *output, const SliceParameter *param, int
   size_t out_stride0 = out_stride1 * out_dim1;
   size_t count_per_thread = UP_DIV(out_dim1, param->op_parameter_.thread_num_);
   size_t thread_stride = thread_id * count_per_thread;
-  size_t copy_size = param->size_[3] * sizeof(float);
+  size_t copy_size = param->size_[3] * data_size;
   size_t in_stride2 = param->shape_[3];
   size_t in_stride1 = param->shape_[2] * in_stride2;
   size_t in_stride0 = param->shape_[1] * in_stride1;
@@ -72,14 +72,17 @@ void DoSlice(const float *input, float *output, const SliceParameter *param, int
       for (int l = 0; l < out_dim2; ++l) {
         size_t out_offset = out_offset1 + l * out_stride2;
         size_t in_offset = in_offset1 + (l + param->begin_[2]) * in_stride2;
-        memcpy(output + out_offset, input + in_offset, copy_size);
+        memcpy(int8_out + out_offset * data_size, int8_in + in_offset * data_size, copy_size);
       }
     }
   }
 }
 
-void DoSliceNoParallel(const float *input, float *output, const SliceParameter *param) {
-  size_t copy_size = param->size_[3] * sizeof(float);
+void DoSliceNoParallel(const void *input, void *output, SliceParameter *param, int data_size) {
+  int8_t *int8_in = (int8_t *)input;
+  int8_t *int8_out = (int8_t *)output;
+
+  size_t copy_size = param->size_[3] * data_size;
   size_t in_stride2 = param->shape_[3];
   size_t in_stride1 = param->shape_[2] * in_stride2;
   size_t in_stride0 = param->shape_[1] * in_stride1;
@@ -90,7 +93,7 @@ void DoSliceNoParallel(const float *input, float *output, const SliceParameter *
       size_t in_offset1 = dim1 * in_stride1 + in_offset0;
       for (int32_t dim2 = param->begin_[2]; dim2 < param->end_[2]; ++dim2) {
         size_t in_offset = in_offset1 + dim2 * in_stride2;
-        memcpy(output + out_offset, input + in_offset, copy_size);
+        memcpy(int8_out + out_offset * data_size, int8_in + in_offset * data_size, copy_size);
         out_offset += param->size_[3];
       }
     }
diff --git a/mindspore/lite/nnacl/fp32/slice_fp32.h b/mindspore/lite/nnacl/base/slice_base.h
similarity index 68%
rename from mindspore/lite/nnacl/fp32/slice_fp32.h
rename to mindspore/lite/nnacl/base/slice_base.h
index ee28e01157..35ad748eca 100644
--- a/mindspore/lite/nnacl/fp32/slice_fp32.h
+++ b/mindspore/lite/nnacl/base/slice_base.h
@@ -13,20 +13,22 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#ifndef MINDSPORE_LITE_NNACL_FP32_SLICE_H_
-#define MINDSPORE_LITE_NNACL_FP32_SLICE_H_
+#ifndef MINDSPORE_LITE_NNACL_BASE_SLICE_BASE_H_
+#define MINDSPORE_LITE_NNACL_BASE_SLICE_BASE_H_
 
 #include "nnacl/op_base.h"
+#include "nnacl/errorcode.h"
 #include "nnacl/slice_parameter.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 void PadSliceParameterTo4D(SliceParameter *param);
-void DoSlice(const float *input, float *output, const SliceParameter *param, int thread_id);
-void DoSliceNoParallel(const float *input, float *output, const SliceParameter *param);
+
+void DoSlice(const void *input, void *output, SliceParameter *param, int thread_id, int data_size);
+void DoSliceNoParallel(const void *input, void *output, SliceParameter *param, int data_size);
 #ifdef __cplusplus
 }
 #endif
 
-#endif  // MINDSPORE_LITE_NNACL_FP32_SLICE_H_
+#endif  // MINDSPORE_LITE_NNACL_BASE_SLICE_BASE_H_
diff --git a/mindspore/lite/nnacl/fp32/space_to_depth_fp32.c b/mindspore/lite/nnacl/base/space_to_depth_base.c
similarity index 74%
rename from mindspore/lite/nnacl/fp32/space_to_depth_fp32.c
rename to mindspore/lite/nnacl/base/space_to_depth_base.c
index 80f242ed8f..1e7a33f940 100644
--- a/mindspore/lite/nnacl/fp32/space_to_depth_fp32.c
+++ b/mindspore/lite/nnacl/base/space_to_depth_base.c
@@ -13,13 +13,13 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#include "nnacl/fp32/space_to_depth_fp32.h"
+
+#include "nnacl/base/space_to_depth_base.h"
 #include "nnacl/common_func.h"
 #include "nnacl/errorcode.h"
-#include "nnacl/op_base.h"
 
-int SpaceToDepthForNHWC(const float *input, float *output, const int *in_shape, const int *out_shape, int shape_size,
-                        int block_size, int h_start, int h_end) {
+int SpaceToDepthForNHWC(const void *input, void *output, const int *in_shape, const int *out_shape, int shape_size,
+                        int block_size, int h_start, int h_end, int data_size) {
   if (input == NULL || output == NULL) {
     return NNACL_NULL_PTR;
   }
@@ -29,6 +29,10 @@ int SpaceToDepthForNHWC(const float *input, float *output, const int *in_shape,
   if (h_start < 0 || h_start >= h_end || h_end > out_shape[1]) {
     return NNACL_PARAM_INVALID;
   }
+
+  const int8_t *int8_input_ptr = (int8_t *)input;
+  int8_t *int8_outoput_ptr = (int8_t *)output;
+
   int in_strides[C4NUM];
   ComputeStrides(in_shape, in_strides, shape_size);
   int out_strides[C4NUM];
@@ -43,8 +47,9 @@ int SpaceToDepthForNHWC(const float *input, float *output, const int *in_shape,
         size_t in_offset_w = in_offset_h + k * block_size * in_strides[2];
         size_t out_offset_w = out_offset_h + k * out_strides[2];
         for (int l = 0; l < block_size; ++l) {
-          memcpy(output + out_offset_w + l * block_size * in_strides[2], input + in_offset_w + l * in_strides[1],
-                 block_size * in_strides[2] * sizeof(float));
+          memcpy(int8_outoput_ptr + out_offset_w + l * block_size * in_strides[2] * data_size,
+                 int8_input_ptr + (in_offset_w + l * in_strides[1]) * data_size,
+                 block_size * in_strides[2] * data_size);
         }
       }
     }
diff --git a/mindspore/lite/nnacl/fp16/slice_fp16.h b/mindspore/lite/nnacl/base/space_to_depth_base.h
similarity index 62%
rename from mindspore/lite/nnacl/fp16/slice_fp16.h
rename to mindspore/lite/nnacl/base/space_to_depth_base.h
index b3dc63d5a0..c238020214 100644
--- a/mindspore/lite/nnacl/fp16/slice_fp16.h
+++ b/mindspore/lite/nnacl/base/space_to_depth_base.h
@@ -13,22 +13,18 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#ifndef MINDSPORE_LITE_NNACL_FP16_SLICE_FP16_H_
-#define MINDSPORE_LITE_NNACL_FP16_SLICE_FP16_H_
+#ifndef MINDSPORE_LITE_SRC_BACKEND_ARM_NNACL_BASE_SPACE_TO_DEPTH_BASE_H_
+#define MINDSPORE_LITE_SRC_BACKEND_ARM_NNACL_BASE_SPACE_TO_DEPTH_BASE_H_
 
 #include "nnacl/op_base.h"
-#include "nnacl/slice_parameter.h"
-#ifdef ENABLE_NEON
-#include <arm_neon.h>
-#endif
 
 #ifdef __cplusplus
 extern "C" {
 #endif
-void DoSliceFp16(const float16_t *input, float16_t *output, SliceParameter *param, int thread_id);
-void DoSliceFp16NoParallel(const float16_t *input, float16_t *output, SliceParameter *param);
+int SpaceToDepthForNHWC(const void *input, void *output, const int *in_shape, const int *out_shape, int shape_size,
+                        int block_size, int h_start, int h_end, int data_size);
 #ifdef __cplusplus
 }
 #endif
 
-#endif  // MINDSPORE_LITE_NNACL_FP16_SLICE_FP16_H_
+#endif  // MINDSPORE_LITE_SRC_BACKEND_ARM_NNACL_BASE_SPACE_TO_DEPTH_BASE_H_
diff --git a/mindspore/lite/nnacl/fp32/unsqueeze_fp32.c b/mindspore/lite/nnacl/base/unsqueeze_base.h
similarity index 75%
rename from mindspore/lite/nnacl/fp32/unsqueeze_fp32.c
rename to mindspore/lite/nnacl/base/unsqueeze_base.h
index b45befa55a..7bd536d670 100644
--- a/mindspore/lite/nnacl/fp32/unsqueeze_fp32.c
+++ b/mindspore/lite/nnacl/base/unsqueeze_base.h
@@ -14,11 +14,21 @@
  * limitations under the License.
  */
 
-#include "nnacl/fp32/unsqueeze_fp32.h"
-#include <string.h>
+#ifndef MINDSPORE_LITE_NNACL_BASE_UNSQUEEZE_BASE_H_
+#define MINDSPORE_LITE_NNACL_BASE_UNSQUEEZE_BASE_H_
+
+#include "nnacl/op_base.h"
 #include "nnacl/errorcode.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
 int Unsqueeze(const int8_t *input_ptr, int8_t *output_ptr, size_t data_size) {
   memcpy(output_ptr, input_ptr, data_size);
   return NNACL_OK;
 }
+#ifdef __cplusplus
+}
+#endif
+
+#endif  // MINDSPORE_LITE_NNACL_BASE_UNSQUEEZE_BASE_H_
diff --git a/mindspore/lite/nnacl/fp16/slice_fp16.c b/mindspore/lite/nnacl/fp16/slice_fp16.c
deleted file mode 100644
index 89d3a5ab60..0000000000
--- a/mindspore/lite/nnacl/fp16/slice_fp16.c
+++ /dev/null
@@ -1,70 +0,0 @@
-/**
- * Copyright 2020 Huawei Technologies Co., Ltd
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include "nnacl/fp16/slice_fp16.h"
-#include <string.h>
-#include "nnacl/op_base.h"
-#include "nnacl/errorcode.h"
-
-void DoSliceFp16(const float16_t *input, float16_t *output, SliceParameter *param, int thread_id) {
-  int32_t out_dim1 = param->size_[1];
-  int32_t out_dim2 = param->size_[2];
-  int32_t out_dim3 = param->size_[3];
-  size_t out_stride2 = out_dim3;
-  size_t out_stride1 = out_stride2 * out_dim2;
-  size_t out_stride0 = out_stride1 * out_dim1;
-  size_t count_per_thread = UP_DIV(out_dim1, param->op_parameter_.thread_num_);
-  size_t thread_stride = thread_id * count_per_thread;
-  size_t copy_size = param->size_[3] * sizeof(float16_t);
-  size_t in_stride2 = param->shape_[3];
-  size_t in_stride1 = param->shape_[2] * in_stride2;
-  size_t in_stride0 = param->shape_[1] * in_stride1;
-  for (int i = 0; i < param->size_[0]; ++i) {
-    size_t out_offset0 = i * out_stride0;
-    size_t in_offset0 = (i + param->begin_[0]) * in_stride0 + param->begin_[3];
-    for (size_t j = 0; j < count_per_thread; ++j) {
-      size_t k = j + thread_stride;
-      if (k >= out_dim1) {
-        break;
-      }
-      size_t out_offset1 = k * out_stride1 + out_offset0;
-      size_t in_offset1 = (k + param->begin_[1]) * in_stride1 + in_offset0;
-      for (int l = 0; l < out_dim2; ++l) {
-        size_t out_offset = out_offset1 + l * out_stride2;
-        size_t in_offset = in_offset1 + (l + param->begin_[2]) * in_stride2;
-        memcpy(output + out_offset, input + in_offset, copy_size);
-      }
-    }
-  }
-}
-
-void DoSliceFp16NoParallel(const float16_t *input, float16_t *output, SliceParameter *param) {
-  size_t copy_size = param->size_[3] * sizeof(float16_t);
-  size_t in_stride2 = param->shape_[3];
-  size_t in_stride1 = param->shape_[2] * in_stride2;
-  size_t in_stride0 = param->shape_[1] * in_stride1;
-  size_t out_offset = 0;
-  for (int32_t dim0 = param->begin_[0]; dim0 < param->end_[0]; ++dim0) {
-    size_t in_offset0 = dim0 * in_stride0 + param->begin_[3];
-    for (size_t dim1 = param->begin_[1]; dim1 < param->end_[1]; ++dim1) {
-      size_t in_offset1 = dim1 * in_stride1 + in_offset0;
-      for (int32_t dim2 = param->begin_[2]; dim2 < param->end_[2]; ++dim2) {
-        size_t in_offset = in_offset1 + dim2 * in_stride2;
-        memcpy(output + out_offset, input + in_offset, copy_size);
-        out_offset += param->size_[3];
-      }
-    }
-  }
-}
diff --git a/mindspore/lite/nnacl/fp32/unsqueeze_fp32.h b/mindspore/lite/nnacl/fp32/unsqueeze_fp32.h
deleted file mode 100644
index 5f004b5fd3..0000000000
--- a/mindspore/lite/nnacl/fp32/unsqueeze_fp32.h
+++ /dev/null
@@ -1,41 +0,0 @@
-/**
- * Copyright 2020 Huawei Technologies Co., Ltd
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef MINDSPORE_LITE_NNACL_UNSQUEEZE_H_
-#define MINDSPORE_LITE_NNACL_UNSQUEEZE_H_
-
-#include "nnacl/op_base.h"
-
-#define UNSQUEEZE_DIMS_MAX_SIZE 4
-
-typedef struct UnsqueezeParameter {
-  // primitive parameter
-  OpParameter op_parameter_;
-  int dims_[UNSQUEEZE_DIMS_MAX_SIZE];
-
-  // other parameter
-  int num_dim_;
-} UnsqueezeParameter;
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-int Unsqueeze(const int8_t *input_ptr, int8_t *output_ptr, size_t data_size);
-#ifdef __cplusplus
-}
-#endif
-
-#endif  // MINDSPORE_LITE_NNACL_UNSQUEEZE_H_
diff --git a/mindspore/lite/nnacl/matmul_parameter.h b/mindspore/lite/nnacl/matmul_parameter.h
index 8b208218bd..ad4ca3ea87 100644
--- a/mindspore/lite/nnacl/matmul_parameter.h
+++ b/mindspore/lite/nnacl/matmul_parameter.h
@@ -37,6 +37,8 @@ typedef enum OutType { OutType_C8 = 0, OutType_Nhwc = 1, OutType_TileC8 = 2 } Ou
 typedef struct MatMulParameter {
   // Primitive parameter
   OpParameter op_parameter_;
+  bool has_bias_;
+
   // other parameter
   int row_;
   int col_;
@@ -54,7 +56,6 @@ typedef struct MatMulParameter {
   int deep_;
   int deep_4_;
   int deep_16_;
-  bool has_bias_;
   int batch;
   bool a_transpose_; /* false :  row-major  */
   bool b_transpose_; /* true  :  col-major  */
diff --git a/mindspore/lite/nnacl/fp32/space_to_depth_fp32.h b/mindspore/lite/nnacl/space_to_depth_parameter.h
similarity index 63%
rename from mindspore/lite/nnacl/fp32/space_to_depth_fp32.h
rename to mindspore/lite/nnacl/space_to_depth_parameter.h
index 810be5b62d..7afaca98e8 100644
--- a/mindspore/lite/nnacl/fp32/space_to_depth_fp32.h
+++ b/mindspore/lite/nnacl/space_to_depth_parameter.h
@@ -13,8 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#ifndef MINDSPORE_LITE_SRC_BACKEND_ARM_NNACL_FP32_SPACE_TO_DEPTH_H_
-#define MINDSPORE_LITE_SRC_BACKEND_ARM_NNACL_FP32_SPACE_TO_DEPTH_H_
+#ifndef MINDSPORE_LITE_SRC_BACKEND_ARM_NNACL_SPACE_TO_DEPTH_PARAMETER_H_
+#define MINDSPORE_LITE_SRC_BACKEND_ARM_NNACL_SPACE_TO_DEPTH_PARAMETER_H_
 #include "nnacl/op_base.h"
 
 typedef struct SpaceToDepthParameter {
@@ -22,13 +22,5 @@ typedef struct SpaceToDepthParameter {
   OpParameter op_parameter_;
   int32_t block_size_;
 } SpaceToDepthParameter;
-#ifdef __cplusplus
-extern "C" {
-#endif
-int SpaceToDepthForNHWC(const float *input, float *output, const int *in_shape, const int *out_shape, int shape_size,
-                        int block_size, int h_start, int h_end);
-#ifdef __cplusplus
-}
-#endif
 
-#endif  // MINDSPORE_LITE_SRC_BACKEND_ARM_NNACL_FP32_SPACE_TO_DEPTH_H_
+#endif  // MINDSPORE_LITE_SRC_BACKEND_ARM_NNACL_SPACE_TO_DEPTH_PARAMETER_H_
diff --git a/mindspore/lite/nnacl/unsqueeze_parameter.h b/mindspore/lite/nnacl/unsqueeze_parameter.h
index e3b1c949b7..cf6e6b0058 100644
--- a/mindspore/lite/nnacl/unsqueeze_parameter.h
+++ b/mindspore/lite/nnacl/unsqueeze_parameter.h
@@ -21,17 +21,13 @@
 #include <math.h>
 #include "nnacl/op_base.h"
 
-#define UNSQUEEZE_OFFSET_MAX_SIZE 4
+#define UNSQUEEZE_MAX_SIZE 4
 
 typedef struct UnSqueezeQuantArg {
-  int *input_sizes_;
-  int output_size_;
-  int **input_shapes_;
   int *output_shape_;
   float alpha;
   int axis_;
   size_t input_num_;
-  size_t output_dim_;
   QuantArg in_quant_args_;
   QuantArg out_quant_args_;
 } UnSqueezeQuantArg;
@@ -39,20 +35,17 @@ typedef struct UnSqueezeQuantArg {
 typedef struct UnSqueezeParameter {
   // primitive parameter
   OpParameter op_parameter_;
-  int64_t axis_;
+  int dims_[UNSQUEEZE_MAX_SIZE];
 
   // shape correlative
   const int *in_shape_;
   const int *out_shape_;
-  int input_dim_;
-  int64_t offset_[UNSQUEEZE_OFFSET_MAX_SIZE];
-  int64_t in_offset_[UNSQUEEZE_OFFSET_MAX_SIZE];
+  int64_t offset_[UNSQUEEZE_MAX_SIZE];
+  int64_t axis_;
 
   // other parameter
   UnSqueezeQuantArg quant_arg;
   int thread_count_;
-  int thread_id_;
-  int offset_size_;
 } UnSqueezeParameter;
 
 #endif  // MINDSPORE_LITE_NNACL_UNSQUEEZE_PARAMETER_H_
diff --git a/mindspore/lite/src/ops/populate/space_to_depth_populate.cc b/mindspore/lite/src/ops/populate/space_to_depth_populate.cc
index 5c6c3f6c64..2207470d3d 100644
--- a/mindspore/lite/src/ops/populate/space_to_depth_populate.cc
+++ b/mindspore/lite/src/ops/populate/space_to_depth_populate.cc
@@ -18,7 +18,7 @@
 #include "src/common/common.h"
 #include "src/ops/primitive_c.h"
 #include "src/ops/populate/populate_register.h"
-#include "nnacl/fp32/space_to_depth_fp32.h"
+#include "nnacl/space_to_depth_parameter.h"
 
 namespace mindspore {
 namespace lite {
diff --git a/mindspore/lite/src/ops/populate/unsqueeze_populate.cc b/mindspore/lite/src/ops/populate/unsqueeze_populate.cc
index 1af7f210c7..6e1cdd387a 100644
--- a/mindspore/lite/src/ops/populate/unsqueeze_populate.cc
+++ b/mindspore/lite/src/ops/populate/unsqueeze_populate.cc
@@ -19,23 +19,20 @@
 #include "src/tensor.h"
 #include "src/ops/primitive_c.h"
 #include "src/ops/populate/populate_register.h"
-#include "nnacl/fp32/unsqueeze_fp32.h"
+#include "mindspore/lite/nnacl/unsqueeze_parameter.h"
 
 namespace mindspore {
 namespace lite {
-
 OpParameter *PopulateUnsqueezeParameter(const mindspore::lite::PrimitiveC *primitive) {
-  auto unsqueeze_attr =
-    reinterpret_cast<mindspore::lite::Unsqueeze *>(const_cast<mindspore::lite::PrimitiveC *>(primitive));
-  UnsqueezeParameter *unsqueeze_param = reinterpret_cast<UnsqueezeParameter *>(malloc(sizeof(UnsqueezeParameter)));
+  auto unsqueeze_attr = reinterpret_cast<lite::Unsqueeze *>(const_cast<lite::PrimitiveC *>(primitive));
+  UnSqueezeParameter *unsqueeze_param = reinterpret_cast<UnSqueezeParameter *>(malloc(sizeof(UnSqueezeParameter)));
   if (unsqueeze_param == nullptr) {
     MS_LOG(ERROR) << "malloc UnsqueezeParameter failed.";
     return nullptr;
   }
-  memset(unsqueeze_param, 0, sizeof(UnsqueezeParameter));
+  memset(unsqueeze_param, 0, sizeof(UnSqueezeParameter));
   unsqueeze_param->op_parameter_.type_ = primitive->Type();
   auto flatAxis = unsqueeze_attr->GetAxis();
-  unsqueeze_param->num_dim_ = flatAxis.size();
   int i = 0;
   for (auto iter = flatAxis.begin(); iter != flatAxis.end(); iter++) {
     unsqueeze_param->dims_[i++] = *iter;
diff --git a/mindspore/lite/src/runtime/kernel/arm/base/pooling_base.cc b/mindspore/lite/src/runtime/kernel/arm/base/pooling_base.cc
index 506a63d1f4..006bd26bad 100644
--- a/mindspore/lite/src/runtime/kernel/arm/base/pooling_base.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/pooling_base.cc
@@ -14,19 +14,12 @@
  * limitations under the License.
  */
 #include "src/runtime/kernel/arm/base/pooling_base.h"
-#include <vector>
-#include "src/runtime/kernel/arm/fp32/pooling_fp32.h"
-#include "schema/model_generated.h"
-#include "src/kernel_registry.h"
 #include "include/errorcode.h"
-#include "include/context.h"
 #include "src/ops/pooling.h"
 
-using mindspore::lite::KernelRegistrar;
 using mindspore::lite::RET_ERROR;
 using mindspore::lite::RET_MEMORY_FAILED;
 using mindspore::lite::RET_OK;
-using mindspore::schema::PrimitiveType_Pooling;
 
 namespace mindspore::kernel {
 int PoolingBaseCPUKernel::SetQuantParam() {
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/slice_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/base/slice_base.cc
similarity index 82%
rename from mindspore/lite/src/runtime/kernel/arm/fp32/slice_fp32.cc
rename to mindspore/lite/src/runtime/kernel/arm/base/slice_base.cc
index 8e27f4518d..475de022af 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/slice_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/base/slice_base.cc
@@ -13,10 +13,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#include "src/runtime/kernel/arm/fp32/slice_fp32.h"
+#include "src/runtime/kernel/arm/base/slice_base.h"
 #include "src/kernel_registry.h"
-#include "nnacl/fp32/slice_fp32.h"
+#include "nnacl/base/slice_base.h"
 #include "src/ops/slice.h"
+#include "src/tensor.h"
 
 using mindspore::lite::KernelRegistrar;
 using mindspore::lite::RET_ERROR;
@@ -63,11 +64,8 @@ int SliceCPUKernel::Init() {
 }
 
 int SliceCPUKernel::SliceParallelRun(int thread_id) {
-  const float *input_data = reinterpret_cast<const float *>(in_tensors_.at(0)->MutableData());
-  float *output_data = reinterpret_cast<float *>(out_tensors_.at(0)->MutableData());
-  MS_ASSERT(input_data);
-  MS_ASSERT(output_data);
-  DoSlice(input_data, output_data, param_, thread_id);
+  DoSlice(in_tensors_.at(0)->data_c(), out_tensors_.at(0)->data_c(), param_, thread_id,
+          lite::DataTypeSize(in_tensors_.at(0)->data_type()));
   return RET_OK;
 }
 
@@ -77,10 +75,10 @@ int SliceCPUKernel::Run() {
     MS_LOG(ERROR) << "PreProcess fail!ret: " << ret;
     return ret;
   }
-  const float *input_data = reinterpret_cast<const float *>(in_tensors_.at(0)->MutableData());
-  float *output_data = reinterpret_cast<float *>(out_tensors_.at(0)->MutableData());
+
   if (param_->size_[1] < op_parameter_->thread_num_) {
-    DoSliceNoParallel(input_data, output_data, param_);
+    DoSliceNoParallel(in_tensors_.at(0)->data_c(), out_tensors_.at(0)->data_c(), param_,
+                      lite::DataTypeSize(in_tensors_.at(0)->data_type()));
     return RET_OK;
   }
   ret = ParallelLaunch(this->context_->thread_pool_, SliceLaunch, this, op_parameter_->thread_num_);
@@ -92,5 +90,6 @@ int SliceCPUKernel::Run() {
 }
 
 REG_KERNEL(kCPU, kNumberTypeInt32, PrimitiveType_Slice, LiteKernelCreator<SliceCPUKernel>)
+REG_KERNEL(kCPU, kNumberTypeFloat16, PrimitiveType_Slice, LiteKernelCreator<SliceCPUKernel>)
 REG_KERNEL(kCPU, kNumberTypeFloat32, PrimitiveType_Slice, LiteKernelCreator<SliceCPUKernel>)
 }  // namespace mindspore::kernel
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/slice_fp32.h b/mindspore/lite/src/runtime/kernel/arm/base/slice_base.h
similarity index 82%
rename from mindspore/lite/src/runtime/kernel/arm/fp32/slice_fp32.h
rename to mindspore/lite/src/runtime/kernel/arm/base/slice_base.h
index 5d71edc608..01e36fb73e 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/slice_fp32.h
+++ b/mindspore/lite/src/runtime/kernel/arm/base/slice_base.h
@@ -13,8 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#ifndef MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP32_SLICE_H_
-#define MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP32_SLICE_H_
+#ifndef MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_BASE_SLICE_BASE_H_
+#define MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_BASE_SLICE_BASE_H_
 
 #include <vector>
 #include "src/lite_kernel.h"
@@ -34,12 +34,12 @@ class SliceCPUKernel : public LiteKernel {
   int Init() override;
   int ReSize() override;
   int Run() override;
-  virtual int SliceParallelRun(int thread_id);
+
+ public:
+  int SliceParallelRun(int thread_id);
 
  protected:
   SliceParameter *param_;
 };
-int SliceLaunch(void *cdata, int task_id);
 }  // namespace mindspore::kernel
-
-#endif  // MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP32_SLICE_H_
+#endif  // MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_BASE_SLICE_BASE_H_
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/slice_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/slice_fp16.cc
deleted file mode 100644
index 1e5da3180c..0000000000
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/slice_fp16.cc
+++ /dev/null
@@ -1,51 +0,0 @@
-/**
- * Copyright 2020 Huawei Technologies Co., Ltd
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include "src/runtime/kernel/arm/fp16/slice_fp16.h"
-#include "src/runtime/kernel/arm/fp16/common_fp16.h"
-#include "src/kernel_registry.h"
-#include "nnacl/fp16/slice_fp16.h"
-
-using mindspore::lite::KernelRegistrar;
-using mindspore::lite::RET_ERROR;
-using mindspore::lite::RET_OK;
-using mindspore::schema::PrimitiveType_Slice;
-
-namespace mindspore::kernel {
-int SliceFp16CPUKernel::SliceParallelRun(int thread_id) {
-  DoSliceFp16(input_fp16_, output_fp16_, param_, thread_id);
-  return RET_OK;
-}
-
-int SliceFp16CPUKernel::Run() {
-  auto input_tensor = in_tensors_.at(0);
-  auto output_tensor = out_tensors_.at(0);
-
-  input_fp16_ = reinterpret_cast<float16_t *>(input_tensor->data_c());
-  output_fp16_ = reinterpret_cast<float16_t *>(output_tensor->data_c());
-
-  if (param_->size_[1] < op_parameter_->thread_num_) {
-    DoSliceFp16NoParallel(input_fp16_, output_fp16_, param_);
-    return RET_OK;
-  }
-  auto ret = ParallelLaunch(this->context_->thread_pool_, SliceLaunch, this, op_parameter_->thread_num_);
-  if (ret != RET_OK) {
-    MS_LOG(ERROR) << "slice launch fail!ret: " << ret;
-  }
-  return ret;
-}
-
-REG_KERNEL(kCPU, kNumberTypeFloat16, PrimitiveType_Slice, LiteKernelCreator<SliceFp16CPUKernel>)
-}  // namespace mindspore::kernel
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/slice_fp16.h b/mindspore/lite/src/runtime/kernel/arm/fp16/slice_fp16.h
deleted file mode 100644
index 097db1ad4e..0000000000
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/slice_fp16.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/**
- * Copyright 2020 Huawei Technologies Co., Ltd
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#ifndef MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP16_SLICE_FP16_H_
-#define MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP16_SLICE_FP16_H_
-
-#include <vector>
-#include "src/runtime/kernel/arm/fp32/slice_fp32.h"
-
-namespace mindspore::kernel {
-class SliceFp16CPUKernel : public SliceCPUKernel {
- public:
-  SliceFp16CPUKernel(OpParameter *parameter, const std::vector<lite::Tensor *> &inputs,
-                     const std::vector<lite::Tensor *> &outputs, const lite::InnerContext *ctx,
-                     const mindspore::lite::PrimitiveC *primitive)
-      : SliceCPUKernel(parameter, inputs, outputs, ctx, primitive) {}
-  ~SliceFp16CPUKernel() = default;
-
-  int Run() override;
-  int SliceParallelRun(int thread_id) override;
-
- protected:
-  float16_t *input_fp16_ = nullptr;
-  float16_t *output_fp16_ = nullptr;
-};
-}  // namespace mindspore::kernel
-
-#endif  // MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP16_SLICE_FP16_H_
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/space_to_depth_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/space_to_depth_fp32.cc
index bd7f82ded7..d401085035 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/space_to_depth_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/space_to_depth_fp32.cc
@@ -19,7 +19,8 @@
 #include <vector>
 #include "schema/model_generated.h"
 #include "src/kernel_registry.h"
-#include "nnacl/fp32/space_to_depth_fp32.h"
+#include "nnacl/space_to_depth_parameter.h"
+#include "nnacl/base/space_to_depth_base.h"
 #include "include/errorcode.h"
 #include "src/runtime/runtime_api.h"
 
@@ -70,7 +71,7 @@ int SpaceToDepthCPUKernel::SpaceToDepth(int task_id) {
   MS_ASSERT(input_ptr_);
   MS_ASSERT(output_ptr_);
   auto ret = SpaceToDepthForNHWC(input_ptr_, output_ptr_, in_shape.data(), out_shape.data(), in_shape.size(),
-                                 param->block_size_, thread_offset, thread_offset + num_unit_thread);
+                                 param->block_size_, thread_offset, thread_offset + num_unit_thread, sizeof(float));
   if (ret != RET_OK) {
     MS_LOG(ERROR) << "SpaceToDepth error task_id[" << task_id << "] error_code[" << ret << "]";
     return RET_ERROR;
@@ -89,8 +90,8 @@ int SpaceToDepthRun(void *cdata, int task_id) {
 }
 
 int SpaceToDepthCPUKernel::Run() {
-  input_ptr_ = reinterpret_cast<float *>(in_tensors_.at(0)->MutableData());
-  output_ptr_ = reinterpret_cast<float *>(out_tensors_.at(0)->MutableData());
+  input_ptr_ = reinterpret_cast<float *>(in_tensors_.at(0)->data_c());
+  output_ptr_ = reinterpret_cast<float *>(out_tensors_.at(0)->data_c());
   if (in_tensors_.at(0)->format() == schema::Format::Format_NHWC) {
     auto ret = ParallelLaunch(this->context_->thread_pool_, SpaceToDepthRun, this, thread_h_num_);
     if (ret != RET_OK) {
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/unsqueeze_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/unsqueeze_fp32.cc
index 8e2ddce138..8e89e630b5 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/unsqueeze_fp32.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/unsqueeze_fp32.cc
@@ -19,6 +19,7 @@
 #include "src/kernel_registry.h"
 #include "include/errorcode.h"
 #include "src/runtime/runtime_api.h"
+#include "nnacl/base/unsqueeze_base.h"
 
 using mindspore::kernel::KERNEL_ARCH::kCPU;
 using mindspore::lite::KernelRegistrar;
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/unsqueeze_fp32.h b/mindspore/lite/src/runtime/kernel/arm/fp32/unsqueeze_fp32.h
index a15bf43529..4cde2c2cbc 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/unsqueeze_fp32.h
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/unsqueeze_fp32.h
@@ -19,7 +19,7 @@
 #include <vector>
 #include "src/lite_kernel.h"
 #include "include/context.h"
-#include "nnacl/fp32/unsqueeze_fp32.h"
+#include "nnacl/unsqueeze_parameter.h"
 
 using mindspore::lite::InnerContext;
 
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/slice_int8.h b/mindspore/lite/src/runtime/kernel/arm/int8/slice_int8.h
index 95db3cc5c8..d0707411fa 100644
--- a/mindspore/lite/src/runtime/kernel/arm/int8/slice_int8.h
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/slice_int8.h
@@ -18,7 +18,7 @@
 #define MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_INT8_SLICE_INT8_H_
 
 #include <vector>
-#include "src/runtime/kernel/arm/fp32/slice_fp32.h"
+#include "src/runtime/kernel/arm/base/slice_base.h"
 #include "mindspore/lite/nnacl/int8/quantize.h"
 
 namespace mindspore::kernel {
diff --git a/mindspore/lite/src/runtime/kernel/opencl/kernel/space_to_depth.h b/mindspore/lite/src/runtime/kernel/opencl/kernel/space_to_depth.h
index 7008e9b020..c6332e4494 100644
--- a/mindspore/lite/src/runtime/kernel/opencl/kernel/space_to_depth.h
+++ b/mindspore/lite/src/runtime/kernel/opencl/kernel/space_to_depth.h
@@ -21,7 +21,7 @@
 #include <string>
 #include "src/lite_kernel.h"
 #include "src/runtime/kernel/opencl/opencl_kernel.h"
-#include "nnacl/fp32/space_to_depth_fp32.h"
+#include "nnacl/space_to_depth_parameter.h"
 
 namespace mindspore::kernel {
 class SpaceToDepthOpenCLKernel : public OpenCLKernel {
diff --git a/mindspore/lite/src/runtime/kernel/opencl/kernel/strided_slice.h b/mindspore/lite/src/runtime/kernel/opencl/kernel/strided_slice.h
index 9b6aa49151..adb2930e24 100644
--- a/mindspore/lite/src/runtime/kernel/opencl/kernel/strided_slice.h
+++ b/mindspore/lite/src/runtime/kernel/opencl/kernel/strided_slice.h
@@ -19,7 +19,7 @@
 
 #include <vector>
 #include "src/runtime/kernel/opencl/opencl_kernel.h"
-#include "nnacl/fp32/slice_fp32.h"
+#include "nnacl/base/slice_base.h"
 
 namespace mindspore::kernel {
 
diff --git a/mindspore/lite/test/runtest.sh b/mindspore/lite/test/runtest.sh
index 04dbd71228..a097718c5e 100755
--- a/mindspore/lite/test/runtest.sh
+++ b/mindspore/lite/test/runtest.sh
@@ -32,7 +32,6 @@ echo 'run common ut tests'
 # test cases of FP32 OP
 ./lite-test --gtest_filter=TestFcFp32*
 ./lite-test --gtest_filter=TestConv1x1Fp32*
-./lite-test --gtest_filter=TestStrassenFp32*
 ## ./lite-test --gtest_filter=TestDeConvolutionFp32*
 
 # test cases of INT8 OP
diff --git a/mindspore/lite/test/ut/src/runtime/kernel/arm/fp32/space_to_depth_fp32_tests.cc b/mindspore/lite/test/ut/src/runtime/kernel/arm/fp32/space_to_depth_fp32_tests.cc
index 3b9e9b0d06..d3bc8f4047 100644
--- a/mindspore/lite/test/ut/src/runtime/kernel/arm/fp32/space_to_depth_fp32_tests.cc
+++ b/mindspore/lite/test/ut/src/runtime/kernel/arm/fp32/space_to_depth_fp32_tests.cc
@@ -18,7 +18,8 @@
 #include <memory>
 #include "src/common/log_adapter.h"
 #include "common/common_test.h"
-#include "mindspore/lite/nnacl/fp32/space_to_depth_fp32.h"
+#include "mindspore/lite/nnacl/space_to_depth_parameter.h"
+#include "mindspore/lite/nnacl/base/space_to_depth_base.h"
 #include "mindspore/lite/src/kernel_registry.h"
 #include "mindspore/lite/src/lite_kernel.h"
 
@@ -39,7 +40,7 @@ TEST_F(SpaceToDepthTestFp32, SpaceToDepthTest1) {
   int out_shape[4] = {1, 2, 2, 4};
   int h_start = 0;
   int h_end = 2;
-  SpaceToDepthForNHWC((const float *)input, output, in_shape, out_shape, 4, 2, h_start, h_end);
+  SpaceToDepthForNHWC((const float *)input, output, in_shape, out_shape, 4, 2, h_start, h_end, sizeof(float));
   for (int i = 0; i < out_size; ++i) {
     std::cout << output[i] << " ";
   }
diff --git a/mindspore/lite/test/ut/src/runtime/kernel/arm/int8/unsqueeze_int8_tests.cc b/mindspore/lite/test/ut/src/runtime/kernel/arm/int8/unsqueeze_int8_tests.cc
index 30f7126ad0..77ec5ee446 100644
--- a/mindspore/lite/test/ut/src/runtime/kernel/arm/int8/unsqueeze_int8_tests.cc
+++ b/mindspore/lite/test/ut/src/runtime/kernel/arm/int8/unsqueeze_int8_tests.cc
@@ -70,7 +70,6 @@ TEST_F(TestUnsqueezeInt8, Unsqueeze_1) {
   ASSERT_EQ(lite::RET_OK, ctx->Init());
   op_param.axis_ = 0;
   op_param.offset_[0] = 1;
-  op_param.offset_size_ = 1;
   kernel::KernelKey desc = {kernel::KERNEL_ARCH::kCPU, kNumberTypeInt8, schema::PrimitiveType_Unsqueeze};
   auto creator = lite::KernelRegistry::GetInstance()->GetCreator(desc);
   ASSERT_NE(creator, nullptr);
diff --git a/mindspore/lite/test/ut/src/runtime/kernel/opencl/space_to_depth_tests.cc b/mindspore/lite/test/ut/src/runtime/kernel/opencl/space_to_depth_tests.cc
index 81bbfad0e5..ff8b34be66 100644
--- a/mindspore/lite/test/ut/src/runtime/kernel/opencl/space_to_depth_tests.cc
+++ b/mindspore/lite/test/ut/src/runtime/kernel/opencl/space_to_depth_tests.cc
@@ -14,7 +14,8 @@
  * limitations under the License.
  */
 #include "ut/src/runtime/kernel/opencl/common.h"
-#include "nnacl/fp32/space_to_depth_fp32.h"
+#include "mindspore/lite/nnacl/space_to_depth_parameter.h"
+#include "mindspore/lite/nnacl/base/space_to_depth_base.h"
 #include "nnacl/depth_to_space_parameter.h"
 
 namespace mindspore::lite::opencl::test {