diff --git a/doc/kunpengsecl-key-caching-steps.md b/doc/kunpengsecl-key-caching-steps.md
index 55e1806206de6133f6faa17126a82cc180cc72a2..a121ce9d2d01c9ba0ca38e91a7974d3060b053cb 100644
--- a/doc/kunpengsecl-key-caching-steps.md
+++ b/doc/kunpengsecl-key-caching-steps.md
@@ -1,72 +1,87 @@
-This is just a quick recording about how to run the whole key caching management feature.
+# kunpengsecl key caching steps
+
+This is just a quick recording about how to run the whole key caching management feature
+
+## steps to prepare the test env at the very beginning
 
-# steps to prepare the test env at the very beginning
 download itrustee_sdk, itrustee_tzdriver, itrustee_client under /root/
 duplicate 2 copy from itrustee_sdk as itrustee_sdk_for_kta and itrustee_sdk_for_demota
 prepare developer license under the two folders.
 clone kunpengsecl under /root/
 mkdir -p /root/vendor/bin /root/data
 
-# make & deploy ras/kcms, raagent/ka, qcaserver
+## make & deploy ras/kcms, raagent/ka, qcaserver
+
 cd /root/kunpengsecl;
 make sure ta attestation being skipped in function /root/kunpengsecl/attestation/ras/kcms/kcmstools/kcmstools.go:GetKTATrusted()
 make clean; make build; cp -rf /root/kunpengsecl/attestation/rac/pkg/raagent /usr/bin/raagent
 
-# make & deploy demo ca
+## make & deploy demo ca
+
 cp -rf /root/kunpengsecl/attestation/tee/demo/demo_ca /root/itrustee_sdk_for_demota/test/CA/
 create makefile for demo_ca
 cd /root/itrustee_sdk_for_demota/test/CA/demo_ca; make; cp -f demo_ca /root/vendor/bin
  
-# make & deploy demo ta
+## make & deploy demo ta
+
 cp -rf /root/kunpengsecl/attestation/tee/demo/demo_ta /root/itrustee_sdk_for_demota/test/TA/
 cp -rf /root/kunpengsecl/attestation/tee/kcml /root/itrustee_sdk_for_demota/test/TA/demo_ta/
 create makefile for demo_ta
 cd /root/itrustee_sdk_for_demota/test/TA/demo_ta; make; cp -f /root/itrustee_sdk_for_demota/test/TA/demo_ta/bbb2d138-ee21-43af-8796-40c20d7b45fa.sec /root/data
 
-# make & deploy kta
+## make & deploy kta
+
 cp -rf /root/kunpengsecl/attestation/tee/kta /root/itrustee_sdk_for_kta/test/TA/
 create makefile for kta
 cd /root/itrustee_sdk_for_kta/test/TA/kta; make; cp -f /root/itrustee_sdk_for_kta/test/TA/kta/435dcafa-0029-4d53-97e8-a7a13a80c82e.sec /root/data
 
-# prepare key & cert for kcm & kta
+## prepare key & cert for kcm & kta
+
 cd /root/kunpengsecl/attestation/quick-scripts/; bash clear-database.sh; bash prepare-kcm-env.sh
 
-# launch qcaserver in console 0
+## launch qcaserver in console 0
+
 cd /root/kunpengsecl/attestation/tee/demo/qca_demo/cmd/; /root/kunpengsecl/attestation/tee/demo/pkg/qcaserver
 
-# launch ras,  kcms in console 1
+## launch ras,  kcms in console 1
+
 cd /root/kunpengsecl/attestation/ras/cmd/; /root/kunpengsecl/attestation/ras/pkg/ras -T; /root/kunpengsecl/attestation/ras/pkg/ras
 
-# launch raagent & kta in console 2
+## launch raagent & kta in console 2
+
 cd /root/kunpengsecl/attestation/rac/cmd/raagent; git checkout config.yaml; /usr/bin/raagent -t -v -k -S; /usr/bin/raagent -t -v -k
 
-# launch demo_ca & demo_ta in console 3
+## launch demo_ca & demo_ta in console 3
+
 cd /root/kunpengsecl/attestation/tee/demo/demo_ca; /root/vendor/bin/demo_ca
 
+## some quick scripts
+
+### 1. sync code from tree to build folders
 
-# some quick scripts
-## 1. sync code from tree to build folders
 cp -rf /root/kunpengsecl/attestation/tee/demo/demo_ca /root/itrustee_sdk_for_demota/test/CA/
 cp -rf /root/kunpengsecl/attestation/tee/demo/demo_ta /root/itrustee_sdk_for_demota/test/TA/
 cp -rf /root/kunpengsecl/attestation/tee/kcml /root/itrustee_sdk_for_demota/test/TA/demo_ta/
 cp -rf /root/kunpengsecl/attestation/tee/kta /root/itrustee_sdk_for_kta/test/TA/
 
-## 2. sync code from build folders to tree
-cp -f /root/itrustee_sdk_for_demota/test/CA/demo_ca/* /root/kunpengsecl/attestation/tee/demo/demo_ca/ 
-cp -f /root/itrustee_sdk_for_demota/test/TA/demo_ta/* /root/kunpengsecl/attestation/tee/demo/demo_ta/ 
-cp -f /root/itrustee_sdk_for_demota/test/TA/demo_ta/kcml/* /root/kunpengsecl/attestation/tee/kcml/ 
-cp -f /root/itrustee_sdk_for_kta/test/TA/kta/* /root/kunpengsecl/attestation/tee/kta/
+### 2. sync code from build folders to tree
+
+cp -f /root/itrustee_sdk_for_demota/test/CA/demo_ca/\* /root/kunpengsecl/attestation/tee/demo/demo_ca/ 
+cp -f /root/itrustee_sdk_for_demota/test/TA/demo_ta/\* /root/kunpengsecl/attestation/tee/demo/demo_ta/ 
+cp -f /root/itrustee_sdk_for_demota/test/TA/demo_ta/kcml/\* /root/kunpengsecl/attestation/tee/kcml/ 
+cp -f /root/itrustee_sdk_for_kta/test/TA/kta/\* /root/kunpengsecl/attestation/tee/kta/
+
+### 3. batch build & deploy
 
-## 3. batch build & deploy
 cd /root/kunpengsecl; make clean; make build; cp -f /root/kunpengsecl/attestation/rac/pkg/raagent /usr/bin/raagent
 cd /root/itrustee_sdk_for_demota/test/CA/demo_ca; make; cp -f demo_ca /root/vendor/bin
 cd /root/itrustee_sdk_for_demota/test/TA/demo_ta; make; cp -f /root/itrustee_sdk_for_demota/test/TA/demo_ta/bbb2d138-ee21-43af-8796-40c20d7b45fa.sec /root/data
 cd /root/itrustee_sdk_for_kta/test/TA/kta; make; cp -f /root/itrustee_sdk_for_kta/test/TA/kta/435dcafa-0029-4d53-97e8-a7a13a80c82e.sec /root/data
 
-## 4. launch test
+### 4. launch test
+
 cd /root/kunpengsecl/attestation/quick-scripts/; bash clear-database.sh; bash prepare-kcm-env.sh
 cd /root/kunpengsecl/attestation/ras/cmd/; /root/kunpengsecl/attestation/ras/pkg/ras -T; /root/kunpengsecl/attestation/ras/pkg/ras -v
 cd /root/kunpengsecl/attestation/tee/demo/qca_demo/cmd/; /root/kunpengsecl/attestation/tee/demo/pkg/qcaserver
 cd /root/kunpengsecl/attestation/rac/cmd/raagent; git checkout config.yaml; rm *.crt; /usr/bin/raagent -t -v -k -S; /usr/bin/raagent -t -v -k
 cd /root/kunpengsecl/attestation/tee/demo/demo_ca; /root/vendor/bin/demo_ca
-