diff --git a/.github/workflows/tsingmicro-build-and-test.yml b/.github/workflows/tsingmicro-build-and-test.yml
index 54e2bb8ac..4f8beba8e 100644
--- a/.github/workflows/tsingmicro-build-and-test.yml
+++ b/.github/workflows/tsingmicro-build-and-test.yml
@@ -15,6 +15,12 @@ jobs:
     runs-on: tsingmicro
     if: ${{ github.repository == 'FlagTree/flagtree' || github.repository == 'flagos-ai/flagtree' }}
     steps:
+      - name: Setup environment
+        shell: bash
+        run: |
+          source ~/env.sh
+          env | grep -E '^(http_proxy|https_proxy|all_proxy|no_proxy)=' >> $GITHUB_ENV || true
+
       - name: Checkout code (attempt 1)
         id: checkout1
         uses: actions/checkout@v6
@@ -61,11 +67,10 @@ jobs:
         shell: bash
         run: |
           set -x
-          pip uninstall -y triton
           source ~/env.sh
           export FLAGTREE_BACKEND=tsingmicro
           cd python
-          python3.11 -m pip install . --no-build-isolation -v
+          python3 -m pip install . --no-build-isolation
 
       - name: FlagTree Test on Tsingmicro
         if: steps.check_files.outputs.only_docs_changed != 'true'
@@ -73,5 +78,24 @@ jobs:
         run: |
           set -x
           source ~/env.sh
-          python3.11 -c 'import triton; print(triton.__path__)'
-          /usr/local/lib/python3.11/dist-packages/triton/backends/tsingmicro/bin/tsingmicro-opt --version
+          export TX8_DEPS_ROOT=~/.flagtree/tsingmicro/tx8_deps
+          export LLVM_SYSPATH=~/.flagtree/tsingmicro/tsingmicro-llvm21-glibc2.30-glibcxx3.4.28-python3.10-x64
+          export LLVM_BINARY_DIR=${LLVM_SYSPATH}/bin
+          export PYTHONPATH=${LLVM_SYSPATH}/python_packages/mlir_core:$PYTHONPATH
+          export LD_LIBRARY_PATH=$TX8_DEPS_ROOT/lib:$LD_LIBRARY_PATH
+
+          cd third_party/tsingmicro/examples
+          python3 bare_matmul_autotune.py >result-bare_matmul_autotune.txt
+          python3 embedding.py >result-embedding.txt
+          python3 mult_ir.py >result-mult_ir.txt
+          python3 profile_matmul.py >result-profile_matmul.txt
+          python3 quant_gptq.py >result-quant_gptq.txt
+          python3 test_cos.py >result-test_cos.txt
+          python3 test_embedding.py >result-test_embedding.txt
+          python3 test_flip.py >result-test_flip.txt
+          python3 test_layernorm.py >result-test_layernorm.txt
+          python3 test_matmul.py >result-test_matmul.txt
+          python3 test_print.py >result-test_print.txt
+          python3 test_softmax.py >result-test_softmax.txt
+          python3 test_vec_add.py >result-test_vec_add.txt
+          python3 time1.py >result-time1.txt
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8f5c3fb3d..05f6faaf1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -36,8 +36,13 @@ elseif(FLAGTREE_BACKEND STREQUAL "aipu")
   add_definitions(-D__NVIDIA__)
   add_definitions(-D__AMD__)
 elseif(FLAGTREE_BACKEND STREQUAL "tsingmicro")
-  set(CMAKE_C_COMPILER clang)
-  set(CMAKE_CXX_COMPILER clang++)
+  set(CMAKE_C_COMPILER clang-21)
+  set(CMAKE_CXX_COMPILER clang++-21)
+  set(CMAKE_LINKER lld-21)
+  set(CMAKE_EXE_LINKER_FLAGS "-fuse-ld=lld-21")
+  set(CMAKE_MODULE_LINKER_FLAGS "-fuse-ld=lld-21")
+  set(CMAKE_SHARED_LINKER_FLAGS "-fuse-ld=lld-21")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-dangling-assignment-gsl")
 endif()
 set(FLAGTREE_PLUGIN "$ENV{FLAGTREE_PLUGIN}")
 if(FLAGTREE_PLUGIN)
diff --git a/python/setup_tools/setup_helper.py b/python/setup_tools/setup_helper.py
index 848194262..997f44ec0 100644
--- a/python/setup_tools/setup_helper.py
+++ b/python/setup_tools/setup_helper.py
@@ -414,10 +414,10 @@ def uninstall_triton():
 
 # tsingmicro
 cache.store(
-    file="tsingmicro-llvm21-glibc2.30-glibcxx3.4.28-python3.11-x64",
+    file="tsingmicro-llvm21-glibc2.30-glibcxx3.4.28-python3.10-x64",
     condition=("tsingmicro" == flagtree_backend),
     url=
-    "https://baai-cp-web.ks3-cn-beijing.ksyuncs.com/trans/tsingmicro-llvm21-glibc2.30-glibcxx3.4.28-python3.11-x64_v0.2.0.tar.gz",
+    "https://baai-cp-web.ks3-cn-beijing.ksyuncs.com/trans/tsingmicro-llvm21-glibc2.30-glibcxx3.4.28-python3.10-x64_v0.4.0.tar.gz",
     pre_hock=lambda: check_env('LLVM_SYSPATH'),
     post_hock=set_llvm_env,
 )
@@ -425,10 +425,10 @@ def uninstall_triton():
 cache.store(
     file="tx8_deps",
     condition=("tsingmicro" == flagtree_backend),
-    url="https://baai-cp-web.ks3-cn-beijing.ksyuncs.com/trans/tx8_depends_release_20250814_195126_v0.2.0.tar.gz",
+    url="https://baai-cp-web.ks3-cn-beijing.ksyuncs.com/trans/tx8_depends_dev_20251218_164108_v0.4.0.tar.gz",
     pre_hock=lambda: check_env('TX8_DEPS_ROOT'),
     post_hock=lambda path: set_env({
-        'LLVM_SYSPATH': path,
+        'TX8_DEPS_ROOT': path,
     }),
 )
 
diff --git a/third_party/tsingmicro/examples/test_flip.py b/third_party/tsingmicro/examples/test_flip.py
index dee56a056..2177f2d4f 100644
--- a/third_party/tsingmicro/examples/test_flip.py
+++ b/third_party/tsingmicro/examples/test_flip.py
@@ -4,7 +4,7 @@
 import triton.language as tl
 import benchmark
 
-benchmark.select_cpu_backend()
+# benchmark.select_cpu_backend()
 from triton._internal_testing import numpy_random