diff --git a/downloader/other_resources.json b/downloader/other_resources.json
index e5cf0094068a07c2a937a2488727f77fdbabb3b3..56d676a09fcc28f94ad3e9e1bcdb88780b0d1f30 100644
--- a/downloader/other_resources.json
+++ b/downloader/other_resources.json
@@ -73,5 +73,15 @@
         "filename":"isl-0.16.1.tar.bz2",
         "url":"https://gcc.gnu.org/pub/gcc/infrastructure/isl-0.16.1.tar.bz2",
         "dest":"resources/"
+    },
+    {
+        "filename":"apex-0.1+ascend-cp37-cp37m-linux_x86_64.whl",
+        "url":"https://obs-9be7.obs.cn-east-2.myhuaweicloud.com/turing/resource/PTAdapter/V100R020C10/apex-0.1%2Bascend-cp37-cp37m-linux_x86_64.whl",
+        "dest":"resources/x86_64"
+    },
+    {
+        "filename":"apex-0.1+ascend-cp37-cp37m-linux_aarch64.whl",
+        "url":"https://obs-9be7.obs.cn-east-2.myhuaweicloud.com/turing/resource/PTAdapter/V100R020C10/apex-0.1%2Bascend-cp37-cp37m-linux_aarch64.whl",
+        "dest":"resources/aarch64"
     }
 ]
diff --git a/playbooks/install_tensorflow.yml b/playbooks/install_tensorflow.yml
index 22715e13c595fa7a1bb1cfa664726f6857eecde1..1959ae71582d6685d695900265e933ea22ecd14c 100644
--- a/playbooks/install_tensorflow.yml
+++ b/playbooks/install_tensorflow.yml
@@ -9,6 +9,18 @@
       changed_when: false
       register: import_tensorflow
 
+    - name: stat gcc-7.3.0
+      stat:
+        path: /usr/local/gcc7.3.0
+      register: gcc_stat
+
+    - name: install gcc 7.3 for centos 7.6 if not exist
+      import_tasks: task_gcc.yml
+      when:
+        - not gcc_stat.stat.exists
+        - "os_version == '7.6'"
+        - import_tensorflow.rc != 0
+
     - name: install tensorflow if import failed
       include_tasks: task_tensorflow.yml
       when: import_tensorflow.rc != 0
diff --git a/playbooks/task_gcc.yml b/playbooks/task_gcc.yml
index 2f64f42b6be3164de17f383cd53861c6acba4931..25a8148567b8affadd5074ee7b6b507509ae57d5 100644
--- a/playbooks/task_gcc.yml
+++ b/playbooks/task_gcc.yml
@@ -63,6 +63,3 @@
 - name: make install
   shell: make -C ~/build/gcc-7.3.0 install
   when: "'0' in cxx.stdout"
-  register: install_result
-
-- debug: var=install_result
diff --git a/playbooks/task_torch.yml b/playbooks/task_torch.yml
index 3a4d7256638be426c9d3dabaafab7bfc3348ba17..005864626718caaef42516612a418a760c167bcd 100644
--- a/playbooks/task_torch.yml
+++ b/playbooks/task_torch.yml
@@ -11,6 +11,12 @@
     LD_LIBRARY_PATH: /usr/local/python3.7.5/lib:/usr/local/Ascend/ascend-toolkit/latest/fwkacllib/lib64:/usr/local/gcc7.3.0/lib64
   register: torch_result
 
+- name: install apex
+  shell: python3.7 -m pip install apex --no-index --find-links {{ resources_dir }}/`uname -m`
+  environment:
+    PATH: /usr/local/python3.7.5/bin:{{ ansible_env.PATH }}
+    LD_LIBRARY_PATH: /usr/local/python3.7.5/lib:/usr/local/Ascend/ascend-toolkit/latest/fwkacllib/lib64:/usr/local/gcc7.3.0/lib64
+
 - debug: var=torch_result
 
 - name: check torch