diff --git a/.github/workflows/pr-test-npu.yml b/.github/workflows/pr-test-npu.yml
index b75e6ea18..7694ee943 100644
--- a/.github/workflows/pr-test-npu.yml
+++ b/.github/workflows/pr-test-npu.yml
@@ -92,13 +92,16 @@ jobs:
           ref: ${{ inputs.ref || github.ref }}
 
       - name: Install dependencies
+        env:
+          TORCH_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/whl/cpu"
+          PYPI_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/pypi/simple"
+          GITHUB_PROXY_URL: "https://gh-proxy.test.osinfra.cn/"
         run: |
           # speed up by using infra cache services
           CACHING_URL="cache-service.nginx-pypi-cache.svc.cluster.local"
           sed -Ei "s@(ports|archive).ubuntu.com@${CACHING_URL}:8081@g" /etc/apt/sources.list
           pip config set global.index-url http://${CACHING_URL}/pypi/simple
-          pip config set global.extra-index-url "https://pypi.tuna.tsinghua.edu.cn/simple"
-          pip config set global.trusted-host "${CACHING_URL} pypi.tuna.tsinghua.edu.cn"
+          pip config set global.trusted-host "${CACHING_URL}"
 
           bash scripts/ci/npu/npu_ci_install_dependency.sh 910b
           # copy required file from our daily cache
@@ -136,13 +139,16 @@ jobs:
           ref: ${{ inputs.ref || github.ref }}
 
       - name: Install dependencies
+        env:
+          TORCH_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/whl/cpu"
+          PYPI_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/pypi/simple"
+          GITHUB_PROXY_URL: "https://gh-proxy.test.osinfra.cn/"
         run: |
           # speed up by using infra cache services
           CACHING_URL="cache-service.nginx-pypi-cache.svc.cluster.local"
           sed -Ei "s@(ports|archive).ubuntu.com@${CACHING_URL}:8081@g" /etc/apt/sources.list
           pip config set global.index-url http://${CACHING_URL}/pypi/simple
-          pip config set global.extra-index-url "https://pypi.tuna.tsinghua.edu.cn/simple"
-          pip config set global.trusted-host "${CACHING_URL} pypi.tuna.tsinghua.edu.cn"
+          pip config set global.trusted-host "${CACHING_URL}"
 
           bash scripts/ci/npu/npu_ci_install_dependency.sh 910b
           # copy required file from our daily cache
@@ -176,13 +182,16 @@ jobs:
           ref: ${{ inputs.ref || github.ref }}
 
       - name: Install dependencies
+        env:
+          TORCH_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/whl/cpu"
+          PYPI_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/pypi/simple"
+          GITHUB_PROXY_URL: "https://gh-proxy.test.osinfra.cn/"
         run: |
           # speed up by using infra cache services
           CACHING_URL="cache-service.nginx-pypi-cache.svc.cluster.local"
           sed -Ei "s@(ports|archive).ubuntu.com@${CACHING_URL}:8081@g" /etc/apt/sources.list
           pip config set global.index-url http://${CACHING_URL}/pypi/simple
-          pip config set global.extra-index-url "https://pypi.tuna.tsinghua.edu.cn/simple"
-          pip config set global.trusted-host "${CACHING_URL} pypi.tuna.tsinghua.edu.cn"
+          pip config set global.trusted-host "${CACHING_URL}"
 
           bash scripts/ci/npu/npu_ci_install_dependency.sh a3
           # copy required file from our daily cache
@@ -216,13 +225,16 @@ jobs:
           ref: ${{ inputs.ref || github.ref }}
 
       - name: Install dependencies
+        env:
+          TORCH_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/whl/cpu"
+          PYPI_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/pypi/simple"
+          GITHUB_PROXY_URL: "https://gh-proxy.test.osinfra.cn/"
         run: |
           # speed up by using infra cache services
           CACHING_URL="cache-service.nginx-pypi-cache.svc.cluster.local"
           sed -Ei "s@(ports|archive).ubuntu.com@${CACHING_URL}:8081@g" /etc/apt/sources.list
           pip config set global.index-url http://${CACHING_URL}/pypi/simple
-          pip config set global.extra-index-url "https://pypi.tuna.tsinghua.edu.cn/simple"
-          pip config set global.trusted-host "${CACHING_URL} pypi.tuna.tsinghua.edu.cn"
+          pip config set global.trusted-host "${CACHING_URL}"
 
           bash scripts/ci/npu/npu_ci_install_dependency.sh a3
           # copy required file from our daily cache
@@ -254,13 +266,16 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install dependencies
+        env:
+          TORCH_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/whl/cpu"
+          PYPI_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/pypi/simple"
+          GITHUB_PROXY_URL: "https://gh-proxy.test.osinfra.cn/"
         run: |
           # speed up by using infra cache services
           CACHING_URL="cache-service.nginx-pypi-cache.svc.cluster.local"
           sed -Ei "s@(ports|archive).ubuntu.com@${CACHING_URL}:8081@g" /etc/apt/sources.list
           pip config set global.index-url http://${CACHING_URL}/pypi/simple
-          pip config set global.extra-index-url "https://pypi.tuna.tsinghua.edu.cn/simple"
-          pip config set global.trusted-host "${CACHING_URL} pypi.tuna.tsinghua.edu.cn"
+          pip config set global.trusted-host "${CACHING_URL}"
 
           bash scripts/ci/npu/npu_ci_install_dependency.sh a3
           # copy required file from our daily cache
@@ -293,13 +308,16 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install dependencies
+        env:
+          TORCH_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/whl/cpu"
+          PYPI_CACHE_URL: "http://cache-service.nginx-pypi-cache.svc.cluster.local/pypi/simple"
+          GITHUB_PROXY_URL: "https://gh-proxy.test.osinfra.cn/"
         run: |
           # speed up by using infra cache services
           CACHING_URL="cache-service.nginx-pypi-cache.svc.cluster.local"
           sed -Ei "s@(ports|archive).ubuntu.com@${CACHING_URL}:8081@g" /etc/apt/sources.list
           pip config set global.index-url http://${CACHING_URL}/pypi/simple
-          pip config set global.extra-index-url "https://pypi.tuna.tsinghua.edu.cn/simple"
-          pip config set global.trusted-host "${CACHING_URL} pypi.tuna.tsinghua.edu.cn"
+          pip config set global.trusted-host "${CACHING_URL}"
 
           bash scripts/ci/npu/npu_ci_install_dependency.sh a3
           # copy required file from our daily cache
diff --git a/scripts/ci/npu/npu_ci_install_dependency.sh b/scripts/ci/npu/npu_ci_install_dependency.sh
index 486a908b1..f1ecfbba9 100755
--- a/scripts/ci/npu/npu_ci_install_dependency.sh
+++ b/scripts/ci/npu/npu_ci_install_dependency.sh
@@ -34,7 +34,7 @@ ${PIP_INSTALL} memfabric-hybrid==1.0.5
 ### Install PyTorch and PTA
 PYTORCH_VERSION="2.8.0"
 TORCHVISION_VERSION="0.23.0"
-${PIP_INSTALL} torch==${PYTORCH_VERSION} torchvision==${TORCHVISION_VERSION} --index-url https://download.pytorch.org/whl/cpu
+${PIP_INSTALL} torch==${PYTORCH_VERSION} torchvision==${TORCHVISION_VERSION} --index-url ${TORCH_CACHE_URL:="https://download.pytorch.org/whl/cpu"} --extra-index-url ${PYPI_CACHE_URL:="https://pypi.org/simple/"}
 PTA_URL="https://gitcode.com/Ascend/pytorch/releases/download/v7.3.0-pytorch2.8.0/torch_npu-2.8.0.post2-cp311-cp311-manylinux_2_28_aarch64.whl"
 ${PIP_INSTALL} ${PTA_URL}
 
@@ -46,7 +46,7 @@ ${PIP_INSTALL} triton-ascend
 ### Install sgl-kernel-npu
 SGLANG_KERNEL_NPU_TAG="2026.02.01.post2"
 mkdir sgl-kernel-npu
-(cd sgl-kernel-npu && wget https://github.com/sgl-project/sgl-kernel-npu/releases/download/${SGLANG_KERNEL_NPU_TAG}/sgl-kernel-npu-${SGLANG_KERNEL_NPU_TAG}-torch2.8.0-py311-cann8.5.0-${DEVICE_TYPE}-$(arch).zip \
+(cd sgl-kernel-npu && wget "${GITHUB_PROXY_URL:=""}https://github.com/sgl-project/sgl-kernel-npu/releases/download/${SGLANG_KERNEL_NPU_TAG}/sgl-kernel-npu-${SGLANG_KERNEL_NPU_TAG}-torch2.8.0-py311-cann8.5.0-${DEVICE_TYPE}-$(arch).zip" \
 && unzip ./sgl-kernel-npu-${SGLANG_KERNEL_NPU_TAG}-torch2.8.0-py311-cann8.5.0-${DEVICE_TYPE}-$(arch).zip \
 && ${PIP_INSTALL} ./deep_ep*.whl ./sgl_kernel_npu*.whl \
 && (cd "$(python3 -m pip show deep-ep | grep -E '^Location:' | awk '{print $2}')" && ln -s deep_ep/deep_ep_cpp*.so))