diff --git a/dipu/scripts/ci/topsrider/ci_topsrider_env.sh b/dipu/scripts/ci/topsrider/ci_topsrider_env.sh
index f342e1073..250ba8284 100644
--- a/dipu/scripts/ci/topsrider/ci_topsrider_env.sh
+++ b/dipu/scripts/ci/topsrider/ci_topsrider_env.sh
@@ -7,7 +7,7 @@ export DIPU_LOCAL_DIR=/path/to/dipu
 
 export DIOPI_ROOT=${DIPU_LOCAL_DIR}/third_party/DIOPI/impl/lib
 export DIPU_ROOT=${DIPU_LOCAL_DIR}/torch_dipu
-export LD_LIBRARY_PATH=$DIPU_ROOT:$LD_LIBRARY_PATH
+export LD_LIBRARY_PATH=$DIPU_ROOT:$DIOPI_ROOT:$LD_LIBRARY_PATH
 export PYTHONPATH=${CONDA_ROOT}/envs/dipu/lib/python3.8:${DIPU_LOCAL_DIR}:${PYTHONPATH}
 export PATH=${PYTORCH_DIR}/build/bin:${CONDA_ROOT}/envs/dipu/bin:${CONDA_ROOT}/bin:${PATH}
 
diff --git a/dipu/scripts/ci/topsrider/ci_topsrider_script.sh b/dipu/scripts/ci/topsrider/ci_topsrider_script.sh
index ef3855c84..6626f01d8 100644
--- a/dipu/scripts/ci/topsrider/ci_topsrider_script.sh
+++ b/dipu/scripts/ci/topsrider/ci_topsrider_script.sh
@@ -5,6 +5,7 @@ function config_dipu_cmake() {
     mkdir -p build && cd ./build && rm -rf ./*
     cmake ../  -DCMAKE_BUILD_TYPE=Debug \
      -DDEVICE=tops \
+     -DWITH_DIOPI=INTERNAL
       # -DCMAKE_C_FLAGS_DEBUG="-g -O0" \
       # -DCMAKE_CXX_FLAGS_DEBUG="-g -O0"
 
@@ -15,9 +16,9 @@ function config_all_cmake() {
     mkdir -p build && cd ./build && rm -rf ./*
     cmake ../  -DCMAKE_BUILD_TYPE=Debug \
      -DDEVICE=tops \
+     -DWITH_DIOPI=INTERNAL
       # -DCMAKE_C_FLAGS_DEBUG="-g -O0" \
       # -DCMAKE_CXX_FLAGS_DEBUG="-g -O0"
-     -DWITH_DIOPI=INTERNAL
     cd ../
 }
 
diff --git a/dipu/torch_dipu/csrc_dipu/vendor/topsrider/CMakeLists.txt b/dipu/torch_dipu/csrc_dipu/vendor/topsrider/CMakeLists.txt
index c1fd4e50e..d4aa09389 100644
--- a/dipu/torch_dipu/csrc_dipu/vendor/topsrider/CMakeLists.txt
+++ b/dipu/torch_dipu/csrc_dipu/vendor/topsrider/CMakeLists.txt
@@ -4,9 +4,10 @@ message(STATUS "CMAKE_MODULE_PATH: " ${CMAKE_MODULE_PATH})
 find_package(TOPSRT REQUIRED)
 if(TOPSRT_FOUND)
     set(VENDOR_INCLUDE_DIRS ${TOPSRT_INCLUDE_DIR} ${TOPSRT_INCLUDE_DIR}/.. /usr/include/eccl/ PARENT_SCOPE)
+    set(VENDOR_LIB_DIRS ${TOPSRT_LIBRARIES_DIR} PARENT_SCOPE)
     set(DIPU_VENDOR_LIB topsrt eccl PARENT_SCOPE)
     message("TOPSRT_INCLUDE_DIR:" ${TOPSRT_INCLUDE_DIR})
-    message("TOPSRT_LIBRARIES:" ${TOPSRT_LIBRARIES})
+    message("TOPSRT_LIBRARIES_DIR:" ${TOPSRT_LIBRARIES_DIR})
     message("VENDOR_LIB_DIRS:" ${VENDOR_LIB_DIRS})
 else()
     message(FATAL_ERROR "Not found TOPSRT.")
diff --git a/dipu/torch_dipu/csrc_dipu/vendor/topsrider/TopsGeneratorImpl.cpp b/dipu/torch_dipu/csrc_dipu/vendor/topsrider/TopsGeneratorImpl.cpp
index 52b2800a3..8791d32fe 100644
--- a/dipu/torch_dipu/csrc_dipu/vendor/topsrider/TopsGeneratorImpl.cpp
+++ b/dipu/torch_dipu/csrc_dipu/vendor/topsrider/TopsGeneratorImpl.cpp
@@ -4,21 +4,41 @@
 #include <csrc_dipu/runtime/core/DIPUGeneratorImpl.h>
 
 namespace dipu {
-// just an example
+
+static const size_t seed_size = sizeof(uint64_t);
+static const size_t offset_size = sizeof(int64_t);
+static const size_t total_size = seed_size + offset_size;
+
 class TopsGeneratorImpl : public dipu::DIPUGeneratorImpl {
+protected:
+    mutable std::once_flag init_state_flag;
+
 public:
-  TopsGeneratorImpl(at::DeviceIndex device_index): dipu::DIPUGeneratorImpl(device_index) {
-  }
+    TopsGeneratorImpl(at::DeviceIndex device_index) : dipu::DIPUGeneratorImpl(device_index) {}
+
+    void set_state(const c10::TensorImpl& new_state) override {
+        at::detail::check_rng_state(new_state);
+        auto new_state_size = new_state.numel();
+        TORCH_CHECK(new_state_size == total_size || new_state_size == total_size - offset_size, "RNG state is wrong size");
 
-  void set_state(const c10::TensorImpl& state) override {
-  }
+        at::Tensor state_tmp(new_state.shallow_copy_and_detach(new_state.version_counter(), true));
+        state_ = state_tmp;
+        state_need_reset_ = false;
+    }
 
-  void update_state() const override {
-  }
+    void update_state() const override {
+        if (state_need_reset_) {
+            state_ = at::detail::empty_cpu({(int64_t)total_size}, c10::ScalarType::Byte, c10::nullopt, c10::nullopt, c10::nullopt, c10::nullopt);
+            auto rng_state = state_.data_ptr<uint8_t>();
+            uint64_t seed = this->current_seed();
+            int64_t offset = 0;
+            std::memcpy(rng_state, &seed, seed_size);
+            std::memcpy(rng_state + seed_size, &offset, offset_size);
+            state_need_reset_ = false;
+        }
+    }
 };
 
-const at::Generator vendorMakeGenerator(at::DeviceIndex device_index) {
-  return at::make_generator<TopsGeneratorImpl>(device_index);
-}
+const at::Generator vendorMakeGenerator(at::DeviceIndex device_index) { return at::make_generator<TopsGeneratorImpl>(device_index); }
 
-}  // namespace torch_dipu
+}  // namespace dipu
diff --git a/dipu/torch_dipu/csrc_dipu/vendor/topsrider/cmake/FindTOPSRT.cmake b/dipu/torch_dipu/csrc_dipu/vendor/topsrider/cmake/FindTOPSRT.cmake
index 2cd0a6e98..f879c8c9a 100644
--- a/dipu/torch_dipu/csrc_dipu/vendor/topsrider/cmake/FindTOPSRT.cmake
+++ b/dipu/torch_dipu/csrc_dipu/vendor/topsrider/cmake/FindTOPSRT.cmake
@@ -5,19 +5,22 @@ find_path(TOPSRT_INCLUDE_DIR
     HINTS /usr/include/tops/ /usr/include/ /usr/include/dtu/ /usr/include/dtu/tops
     /usr/include/dtu/3_0/runtime
     /home/cse/src/install/usr/include/tops
+    /opt/tops/include/
+    /opt/tops/include/tops/
 )
 
-find_library(TOPSRT_LIBRARIES
-    NAMES topsrt
+find_path(TOPSRT_LIBRARIES_DIR
+    NAMES libtopsrt.so
     HINTS /usr/lib64
     /usr/lib
     /usr/local/lib64
     /usr/local/lib
     /home/cse/src/install/usr/lib
+    /opt/tops/lib/
 )
 
 find_package_handle_standard_args(TOPSRT DEFAULT_MSG
     TOPSRT_INCLUDE_DIR
-    TOPSRT_LIBRARIES)
+    TOPSRT_LIBRARIES_DIR)
 
-mark_as_advanced(TOPSRT_INCLUDE_DIR TOPSRT_LIBRARIES)
+mark_as_advanced(TOPSRT_INCLUDE_DIR TOPSRT_LIBRARIES_DIR)