diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/splice_fp32.cc b/mindspore/lite/src/runtime/kernel/arm/fp32/splice_fp32.cc
new file mode 100644
index 0000000000..25adbbbb5e
--- /dev/null
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/splice_fp32.cc
@@ -0,0 +1,61 @@
+/**
+ * Copyright 2021 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/fp32/splice_fp32.h"
+#include "schema/model_generated.h"
+#include "src/kernel_registry.h"
+#include "include/errorcode.h"
+#include "src/common/log_adapter.h"
+#include "nnacl/fp32/splice_fp32.h"
+
+using mindspore::lite::KernelRegistrar;
+using mindspore::lite::RET_ERROR;
+using mindspore::lite::RET_OK;
+using mindspore::schema::PrimitiveType_Splice;
+namespace mindspore::kernel {
+int SpliceCPUKernel::Init() { return RET_OK; }
+
+int SpliceCPUKernel::ReSize() { return RET_OK; }
+
+int SpliceCPUKernel::Run() {
+  lite::Tensor *input_tensor = in_tensors_.front();
+  lite::Tensor *output_tensor = out_tensors_.front();
+  if (input_tensor->data_c() == nullptr || output_tensor->data_c() == nullptr) {
+    MS_LOG(ERROR) << "splice kernel input or output data is nullptr";
+    return RET_ERROR;
+  }
+  std::vector<int> src_shape = input_tensor->shape();
+  std::vector<int> dst_shape = output_tensor->shape();
+  if (src_shape.size() != dst_shape.size() || src_shape.size() != kInputSize2 || dst_shape.size() != kInputSize2) {
+    MS_LOG(ERROR) << "splice kernel src_shape size not equal to dst_shape size";
+    return RET_ERROR;
+  }
+  int src_row = src_shape.at(kWeightIndex);
+  int dst_row = dst_shape.at(kWeightIndex);
+  int src_col = src_shape.at(kBiasIndex);
+  int dst_col = dst_shape.at(kBiasIndex);
+  if (src_col * parameter_->context_dim_ != dst_col) {
+    MS_LOG(ERROR) << "splice kernel src_col not match dst_col";
+    return RET_ERROR;
+  }
+  auto input_data = reinterpret_cast<float *>(input_tensor->data_c());
+  auto output_data = reinterpret_cast<float *>(output_tensor->data_c());
+  SpliceFp32(input_data, src_row, src_col, parameter_, output_data, dst_row, dst_col);
+  return RET_OK;
+}
+REG_KERNEL(kCPU, kNumberTypeFloat, PrimitiveType_Splice, LiteKernelCreator<SpliceCPUKernel>)
+REG_KERNEL(kCPU, kNumberTypeFloat32, PrimitiveType_Splice, LiteKernelCreator<SpliceCPUKernel>)
+}  // namespace mindspore::kernel
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/splice_fp32.h b/mindspore/lite/src/runtime/kernel/arm/fp32/splice_fp32.h
new file mode 100644
index 0000000000..c52106bd41
--- /dev/null
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/splice_fp32.h
@@ -0,0 +1,40 @@
+/**
+ * Copyright 2021 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_FP32_SPLICE_SPLICE_FP32_H
+#define MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP32_SPLICE_SPLICE_FP32_H
+#include <vector>
+#include "src/lite_kernel.h"
+#include "nnacl/splice_parameter.h"
+namespace mindspore::kernel {
+class SpliceCPUKernel final : public LiteKernel {
+ public:
+  SpliceCPUKernel(OpParameter *parameter, const std::vector<lite::Tensor *> &inputs,
+                  const std::vector<lite::Tensor *> &outputs, const lite::InnerContext *ctx)
+      : LiteKernel(parameter, inputs, outputs, ctx) {
+    parameter_ = reinterpret_cast<SpliceParameter *>(parameter);
+  }
+  ~SpliceCPUKernel() override = default;
+
+  int Init() override;
+  int ReSize() override;
+  int Run() override;
+
+ private:
+  SpliceParameter *parameter_{nullptr};
+};
+}  // namespace mindspore::kernel
+#endif  // MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_FP32_SPLICE_SPLICE_FP32_H