diff --git a/mindspore/lite/java/build_aar.sh b/mindspore/lite/java/build_aar.sh
deleted file mode 100644
index 537fe6d20d..0000000000
--- a/mindspore/lite/java/build_aar.sh
+++ /dev/null
@@ -1,109 +0,0 @@
-#!/usr/bin/env bash
-
-set -e
-BASE_PATH=$(cd "$(dirname $0)"; pwd)
-TOP_PATH="${BASE_PATH}/../../.."
-
-get_version() {
-    VERSION_MAJOR=`grep "const int ms_version_major =" ../include/version.h | tr -dc "[0-9]"`
-    VERSION_MINOR=`grep "const int ms_version_minor =" ../include/version.h | tr -dc "[0-9]"`
-    VERSION_REVISION=`grep "const int ms_version_revision =" ../include/version.h | tr -dc "[0-9]"`
-    VERSION_STR=${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_REVISION}
-}
-
-build_mslite_arm64() {
-    # build mindspore-lite arm64
-    cd ${TOP_PATH}
-    bash build.sh -I arm64
-    COMPILE_RET=$?
-
-    if [[ "${COMPILE_RET}" -ne 0 ]]; then
-        echo "---------------- mindspore lite arm64: build failed ----------------"
-        exit
-    fi
-    # copy arm64 so
-    cd ${TOP_PATH}/output/
-    rm -rf mindspore-lite-${VERSION_STR}-runtime-arm64-cpu
-    tar -zxvf mindspore-lite-${VERSION_STR}-runtime-arm64-cpu.tar.gz
-    mkdir -p ${BASE_PATH}/java/app/libs/arm64-v8a/
-    rm -rf ${BASE_PATH}/java/app/libs/arm64-v8a/*
-    cp ${TOP_PATH}/output/mindspore-lite-${VERSION_STR}-runtime-arm64-cpu/lib/libmindspore-lite.so ${BASE_PATH}/java/app/libs/arm64-v8a/
-    cp ${TOP_PATH}/output/mindspore-lite-${VERSION_STR}-runtime-arm64-cpu/lib/libmindspore-lite-fp16.so ${BASE_PATH}/java/app/libs/arm64-v8a/
-    cp ${TOP_PATH}/output/mindspore-lite-${VERSION_STR}-runtime-arm64-cpu/lib/libmindspore-lite-optimize.so ${BASE_PATH}/java/app/libs/arm64-v8a/
-    cp ${ANDROID_NDK}/sources/cxx-stl/llvm-libc++/libs/arm64-v8a/libc++_shared.so ${BASE_PATH}/java/app/libs/arm64-v8a/
-}
-
-build_mslite_arm32() {
-    # build mindspore-lite arm32
-    cd ${TOP_PATH}
-    bash build.sh -I arm32
-    COMPILE_RET=$?
-
-    if [[ "${COMPILE_RET}" -ne 0 ]]; then
-        echo "---------------- mindspore lite arm32: build failed ----------------"
-        exit
-    fi
-    # copy arm32 so
-    cd ${TOP_PATH}/output/
-    rm -rf mindspore-lite-${VERSION_STR}runtime-arm32-cpu
-    tar -zxvf mindspore-lite-${VERSION_STR}-runtime-arm32-cpu.tar.gz
-    mkdir -p ${BASE_PATH}/java/app/libs/armeabi-v7a/
-    rm -rf ${BASE_PATH}/java/app/libs/armeabi-v7a/*
-    cp ${TOP_PATH}/output/mindspore-lite-${VERSION_STR}-runtime-arm32-cpu/lib/libmindspore-lite.so ${BASE_PATH}/java/app/libs/armeabi-v7a/
-    cp ${ANDROID_NDK}/sources/cxx-stl/llvm-libc++/libs/armeabi-v7a/libc++_shared.so ${BASE_PATH}/java/app/libs/armeabi-v7a/
-}
-
-build_jni_arm64() {
-    # build jni so
-    cd ${BASE_PATH}/java/app/src/main/native
-    rm -rf build
-    mkdir build
-    cd build
-    cmake -DCMAKE_TOOLCHAIN_FILE="${ANDROID_NDK}/build/cmake/android.toolchain.cmake" -DANDROID_NATIVE_API_LEVEL="19"      \
-                  -DANDROID_NDK="${ANDROID_NDK}" -DANDROID_ABI="arm64-v8a" -DANDROID_TOOLCHAIN_NAME="aarch64-linux-android-clang"  \
-                  -DANDROID_STL="c++_shared" -DCMAKE_BUILD_TYPE=Debug ..
-    VERBOSE=2 make -j8
-    mkdir -p ${BASE_PATH}/java/app/libs/arm64-v8a/
-    cp ${BASE_PATH}/java/app/src/main/native/build/libmindspore-lite-jni.so ${BASE_PATH}/java/app/libs/arm64-v8a/
-}
-
-build_jni_arm32() {
-    # build jni so
-    cd ${BASE_PATH}/java/app/src/main/native
-    rm -rf build
-    mkdir build
-    cd build
-    cmake -DCMAKE_TOOLCHAIN_FILE="${ANDROID_NDK}/build/cmake/android.toolchain.cmake" -DANDROID_NATIVE_API_LEVEL="19"      \
-                  -DANDROID_NDK="${ANDROID_NDK}" -DANDROID_ABI="armeabi-v7a" -DANDROID_TOOLCHAIN_NAME="aarch64-linux-android-clang"  \
-                  -DANDROID_STL="c++_shared" -DCMAKE_BUILD_TYPE=Debug ..
-    VERBOSE=2 make -j8
-    mkdir -p ${BASE_PATH}/java/app/libs/armeabi-v7a/
-    cp ${BASE_PATH}/java/app/src/main/native/build/libmindspore-lite-jni.so ${BASE_PATH}/java/app/libs/armeabi-v7a/
-}
-
-build_aar() {
-    # build aar
-    ## check sdk gradle
-    cd ${BASE_PATH}/java
-    rm -rf .gradle build gradle gradlew gradlew.bat build app/build
-
-    gradle init
-    gradle wrapper
-    ./gradlew build
-}
-
-copy_output() {
-    # copy output
-    cd ${BASE_PATH}/
-    rm -rf output
-    mkdir -pv output
-    cp ${BASE_PATH}/java/app/build/outputs/aar/mindspore-lite.aar ${BASE_PATH}/output/
-}
-
-get_version
-build_mslite_arm64
-build_mslite_arm32
-build_jni_arm64
-build_jni_arm32
-build_aar
-copy_output
diff --git a/mindspore/lite/java/java/app/src/main/java/com/mindspore/lite/config/CpuBindMode.java b/mindspore/lite/java/java/app/src/main/java/com/mindspore/lite/config/CpuBindMode.java
index ebdeeadb1d..57413b96f6 100644
--- a/mindspore/lite/java/java/app/src/main/java/com/mindspore/lite/config/CpuBindMode.java
+++ b/mindspore/lite/java/java/app/src/main/java/com/mindspore/lite/config/CpuBindMode.java
@@ -17,7 +17,7 @@
 package com.mindspore.lite.config;
 
 public class CpuBindMode {
-    public static final int MID_CPU = -1;
+    public static final int MID_CPU = 2;
     public static final int HIGHER_CPU = 1;
     public static final int NO_BIND = 0;
 }
diff --git a/mindspore/lite/java/java/app/src/main/java/com/mindspore/lite/config/MSConfig.java b/mindspore/lite/java/java/app/src/main/java/com/mindspore/lite/config/MSConfig.java
index 549725e33d..0b2c9c0164 100644
--- a/mindspore/lite/java/java/app/src/main/java/com/mindspore/lite/config/MSConfig.java
+++ b/mindspore/lite/java/java/app/src/main/java/com/mindspore/lite/config/MSConfig.java
@@ -23,8 +23,13 @@ public class MSConfig {
         this.msConfigPtr = 0;
     }
 
+    public boolean init(int deviceType, int threadNum, int cpuBindMode, boolean enable_float16) {
+        this.msConfigPtr = createMSConfig(deviceType, threadNum, cpuBindMode, enable_float16);
+        return this.msConfigPtr != 0;
+    }
+
     public boolean init(int deviceType, int threadNum, int cpuBindMode) {
-        this.msConfigPtr = createMSConfig(deviceType, threadNum, cpuBindMode);
+        this.msConfigPtr = createMSConfig(deviceType, threadNum, cpuBindMode ,false);
         return this.msConfigPtr != 0;
     }
 
@@ -49,7 +54,7 @@ public class MSConfig {
         return msConfigPtr;
     }
 
-    private native long createMSConfig(int deviceType, int threadNum, int cpuBindMode);
+    private native long createMSConfig(int deviceType, int threadNum, int cpuBindMode, boolean enable_float16);
 
     private native void free(long msConfigPtr);
 }
diff --git a/mindspore/lite/java/java/app/src/main/native/CMakeLists.txt b/mindspore/lite/java/java/app/src/main/native/CMakeLists.txt
index 5aa1ada0db..6ac4430964 100644
--- a/mindspore/lite/java/java/app/src/main/native/CMakeLists.txt
+++ b/mindspore/lite/java/java/app/src/main/native/CMakeLists.txt
@@ -1,6 +1,9 @@
 cmake_minimum_required(VERSION 3.14)
 project (Lite-java)
 
+set(BUILD_LITE "on")
+set(PLATFORM_ARM "on")
+
 set(MS_VERSION_MAJOR ${MS_VERSION_MAJOR})
 set(MS_VERSION_MINOR ${MS_VERSION_MINOR})
 set(MS_VERSION_REVISION ${MS_VERSION_REVISION})
@@ -19,10 +22,17 @@ if (PLATFORM_ARM64)
     add_compile_definitions(ENABLE_ARM64)
 endif ()
 
-include_directories(${CMAKE_CURRENT_SOURCE_DIR}/)
-include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../)  ## lite include
-include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../../core/) ## core include
-include_directories(${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../../../third_party/flatbuffers/include) ## third_party
+set(TOP_DIR ${CMAKE_CURRENT_SOURCE_DIR}/../../../../../../../..)
+set(LITE_DIR ${TOP_DIR}/mindspore/lite)
+
+include(${TOP_DIR}/cmake/utils.cmake)
+include(${TOP_DIR}/cmake/external_libs/flatbuffers.cmake)
+
+include_directories(${CMAKE_CURRENT_SOURCE_DIR})
+include_directories(${LITE_DIR})  ## lite include
+include_directories(${TOP_DIR}/mindspore/core/) ## core include
+include_directories(${LITE_DIR}/build)
+
 link_directories(${CMAKE_CURRENT_SOURCE_DIR}/../../../libs/${ANDROID_ABI}/)
 
 add_library(mindspore-lite-jni SHARED
diff --git a/mindspore/lite/java/java/app/src/main/native/runtime/ms_config.cpp b/mindspore/lite/java/java/app/src/main/native/runtime/ms_config.cpp
index 68be956bd8..cd7619986e 100644
--- a/mindspore/lite/java/java/app/src/main/native/runtime/ms_config.cpp
+++ b/mindspore/lite/java/java/app/src/main/native/runtime/ms_config.cpp
@@ -22,7 +22,8 @@
 extern "C" JNIEXPORT jlong JNICALL Java_com_mindspore_lite_config_MSConfig_createMSConfig(JNIEnv *env, jobject thiz,
                                                                                           jint device_type,
                                                                                           jint thread_num,
-                                                                                          jint cpu_bind_mode) {
+                                                                                          jint cpu_bind_mode,
+                                                                                          jboolean enable_float16) {
   auto *context = new (std::nothrow) mindspore::lite::Context();
   if (context == nullptr) {
     MS_LOGE("new Context fail!");
@@ -43,20 +44,21 @@ extern "C" JNIEXPORT jlong JNICALL Java_com_mindspore_lite_config_MSConfig_creat
       return (jlong)context;
   }
   switch (cpu_bind_mode) {
-    case -1:
-      context->cpu_bind_mode_ = mindspore::lite::MID_CPU;
-      break;
     case 0:
       context->cpu_bind_mode_ = mindspore::lite::NO_BIND;
       break;
     case 1:
       context->cpu_bind_mode_ = mindspore::lite::HIGHER_CPU;
       break;
+    case 2:
+      context->cpu_bind_mode_ = mindspore::lite::MID_CPU;
+      break;
     default:
       MS_LOGE("Invalid cpu_bind_mode : %d", cpu_bind_mode);
       return (jlong)context;
   }
   context->thread_num_ = thread_num;
+  context->enable_float16_ = enable_float16;
   return (jlong)context;
 }