diff --git a/build.py b/build.py
index f882f662710117fa9a3fd2cd546d9c6d7110c059..036c0171be8f1af6b587568d73d67476dc7b8a08 100644
--- a/build.py
+++ b/build.py
@@ -75,6 +75,15 @@ class Build(object):
         cmd = "sed -i 's/OBS_EXTRAS_PROJECT=.*/OBS_EXTRAS_PROJECT=%s/g' script/setup_env.sh" % obs_extras_prj
         rmsg = os.popen(cmd).read()
         print(rmsg)
+        cmd = "cat script/setup_env.sh | grep OBS_EPOL_MULTI_VERSION_LIST"
+        rmsg = os.popen(cmd).read().split("=")[1].replace("\n", "")
+        if not rmsg:
+            cmd = "osc list | grep ^%s:Multi" % obs_epol_prj
+            rmsg = os.popen(cmd).read().replace("\n", " ").strip()
+            cmd = "sed -i 's/OBS_EPOL_MULTI_VERSION_LIST=.*/OBS_EPOL_MULTI_VERSION_LIST=\"{0}\"/g' \
+                    script/setup_env.sh".format(rmsg)
+            rmsg = os.popen(cmd).read()
+            print(rmsg)
 
     def clean(self):
         """
diff --git a/script/setup_env.sh b/script/setup_env.sh
index 62b221fc445b71d4057fb31177de532be30dff99..e2008ca4518af78cc32e7e85b78ff012959accf3 100644
--- a/script/setup_env.sh
+++ b/script/setup_env.sh
@@ -2,6 +2,7 @@
 export OBS_STANDARD_PROJECT="openEuler:Mainline"
 export OBS_EPOL_PROJECT="openEuler:Epol"
 export OBS_EXTRAS_PROJECT="openEuler:Extras"
+export OBS_EPOL_MULTI_VERSION_LIST=
 #===================================
 export OPENEULER_CHROOT_PATH="/usr1/openeuler"
 export OS_NAME="openEuler"
@@ -30,6 +31,7 @@ export OBS_EPOL_REPO_URL="http://${OBS_SERVER_IP}:82/${SUB_EPOL_REPO_URL}/standa
 export OBS_EXTRAS_REPO_URL="http://${OBS_SERVER_IP}:82/${SUB_EXTRAS_REPO_URL}/standard_${ARCH}"
 export OBS_BRINGINRELY_URL="http://${OBS_SERVER_IP}:88/bringInRely/standard_${ARCH}"
 
+
 export RELEASE_ROOT_PATH="/repo/openeuler/dailybuild"
 export RELEASE_VERSION_DIR="${OS_NAME}-${OS_VERSION}"
 export RELEASE_ARCH_DIR="openEuler_${ARCH}"
diff --git a/script/step/get_epol_rpms.sh b/script/step/get_epol_rpms.sh
index 5e14dd4fd7824442f5fb48889487ec958412123a..7c9763588c2a96118debafb51a4929e0a435ae4b 100644
--- a/script/step/get_epol_rpms.sh
+++ b/script/step/get_epol_rpms.sh
@@ -27,6 +27,7 @@ function get_epol_rpms_inchroot()
     TIME=${TIME_DIR##*/}
     TIME=${TIME#"${version}"-}
     CUSTOM_DIR="${TIME_DIR}"
+    RELEASE_DIR="${release_dir}/EPOL"
     set +e
     mv /etc/yum.repos.d /etc/yum.repos.d.bak
     mkdir -p /etc/yum.repos.d /tmp/EPOL/${ARCH}/Packages "/tmp/EPOL/source/Packages"
@@ -35,44 +36,74 @@ function get_epol_rpms_inchroot()
     else
         bringinrely_repo=""
     fi
+    # main standard
     yum-config-manager --add-repo "${OBS_EPOL_REPO_URL}" ${bringinrely_repo}
     yum clean all
-    RELEASE_DIR="${release_dir}/EPOL"
-    SSH_CMD="mkdir -p ${RELEASE_DIR}"
-    sshcmd "${SSH_CMD}"
-    SSH_CMD="mkdir -p ${RELEASE_DIR}/update/${ARCH}/Packages"
-    sshcmd "${SSH_CMD}"
-    SSH_CMD="createrepo -d ${RELEASE_DIR}/update/${ARCH}"
+    SSH_CMD="mkdir -p ${RELEASE_DIR}/main"
     sshcmd "${SSH_CMD}"
-    SSH_CMD="mkdir -p ${release_dir}/update/${ARCH}/Packages"
-    sshcmd "${SSH_CMD}"
-    SSH_CMD="createrepo -d ${release_dir}/update/${ARCH}"
-    sshcmd "${SSH_CMD}"
-
-    yum list --installroot="/tmp/EPOL/aarch64/Packages" --available | awk '{print $1}' | grep -E "noarch|${ARCH}" | grep -v ".src" > ava_epol_lst
-
-    yumdownloader --installroot="/tmp/EPOL/${ARCH}/Packages" --destdir="/tmp/EPOL/${ARCH}/Packages" $(cat ava_epol_lst | tr '\n' ' ')
-    rm -rf /tmp/EPOL/${ARCH}/Packages/var
-    createrepo -d /tmp/EPOL/${ARCH}
-    sshscp "/tmp/EPOL/${ARCH}" "${RELEASE_DIR}"
+    tmp_dir="/tmp/EPOL/main/${ARCH}"
+    mkdir -p ${tmp_dir}/Packages
+    yum list --installroot="${tmp_dir}/Packages" --available | awk '{print $1}' | grep -E "noarch|${ARCH}" | grep -v ".src" > ava_epol_lst
+    yumdownloader --installroot="${tmp_dir}/Packages" --destdir="${tmp_dir}/Packages" $(cat ava_epol_lst | tr '\n' ' ')
+    rm -rf ${tmp_dir}/Packages/var
+    createrepo -d ${tmp_dir}
+    sshscp "${tmp_dir}" "${RELEASE_DIR}/main/"
     if [[ "$ARCH" == "aarch64" ]];then
         rm -rf /etc/yum.repos.d/*
-        yum-config-manager --add-repo "${OBS_EPOL_REPO_URL}"
+        yum-config-manager --add-repo "${OBS_EPOL_REPO_URL%/*}/standard_aarch64" --add-repo "${OBS_EPOL_REPO_URL%/*}/standard_x86_64"
         yum clean all
-        yum list --installroot="/tmp/EPOL/aarch64/Packages" --available | awk '{print $1}' | grep -E "noarch|${ARCH}" | grep -v ".src" > ava_epol_lst
-        yumdownloader --installroot="/tmp/EPOL/source/Packages" --destdir="/tmp/EPOL/source/Packages" --source $(cat ava_epol_lst | tr '\n' ' ')
-        rm -rf /tmp/EPOL/source/Packages/var
-        createrepo -d /tmp/EPOL/source
-        sshscp "/tmp/EPOL/source" "${RELEASE_DIR}"
-        SSH_CMD="mkdir -p ${RELEASE_DIR}/update/source/Packages"
+        tmp_source="/tmp/EPOL/main/source"
+        mkdir -p ${tmp_source}/Packages
+        yum list --installroot="${tmp_source}/Packages" --available | awk '{print $1}' | grep -E "noarch|${ARCH}" | grep -v ".src" > ava_epol_lst
+        yumdownloader --installroot="${tmp_source}/Packages" --destdir="${tmp_source}/Packages" --source $(cat ava_epol_lst | tr '\n' ' ')
+        rm -rf ${tmp_source}/Packages/var
+        createrepo -d ${tmp_source}
+        sshscp "${tmp_source}" "${RELEASE_DIR}/main/"
+        SSH_CMD="mkdir -p ${RELEASE_DIR}/update/main/source/Packages && createrepo -d ${RELEASE_DIR}/update/main/source"
         sshcmd "${SSH_CMD}"
-        SSH_CMD="createrepo -d ${RELEASE_DIR}/update/source"
-        sshcmd "${SSH_CMD}"
-        SSH_CMD="mkdir -p ${release_dir}/update/source/Packages"
-        sshcmd "${SSH_CMD}"
-        SSH_CMD="createrepo -d ${release_dir}/update/source"
+        SSH_CMD="mkdir -p ${release_dir}/update/source/Packages && createrepo -d ${release_dir}/update/source"
         sshcmd "${SSH_CMD}"
     fi
+    # multi version
+    if [[ ${OBS_EPOL_MULTI_VERSION_LIST} != "" ]];then
+        for r in ${OBS_EPOL_MULTI_VERSION_LIST}
+        do
+            SUB_EPOL_MULTI_REPO_URL="$(echo ${r//:/:\/})"
+            TMP=`echo ${r%:*}`
+            PKG=`echo ${TMP##*:}`
+            VER=`echo ${r##*:}`
+            tmp_dir="/tmp/EPOL/multi_version/${PKG}-${VER}/${ARCH}"
+            mkdir -p ${tmp_dir}/Packages
+            repo_url="http://${OBS_SERVER_IP}:82/${SUB_EPOL_MULTI_REPO_URL}/standard_${ARCH}"
+            rm -rf /etc/yum.repos.d/*
+            yum-config-manager --add-repo ${repo_url}
+            yum clean all
+            yum list --installroot="${tmp_dir}/Packages" --available | awk '{print $1}' | grep -E "noarch|${ARCH}" | grep -v ".src" > ava_epol_lst
+            yumdownloader --installroot="${tmp_dir}/Packages" --destdir="${tmp_dir}/Packages" $(cat ava_epol_lst | tr '\n' ' ')
+            rm -rf ${tmp_dir}/Packages/var
+            createrepo -d ${tmp_dir}
+            SSH_CMD="mkdir -p ${RELEASE_DIR}/multi_version/${PKG}-${VER}"
+            sshcmd "${SSH_CMD}"
+            sshscp "${tmp_dir}" "${RELEASE_DIR}/multi_version/${PKG}-${VER}/"
+            if [[ "${ARCH}" == "aarch64" ]];then
+                tmp_source="/tmp/EPOL/multi_version/${PKG}-${VER}/source"
+                mkdir -p ${tmp_source}/Packages
+                yum-config-manager --add-repo "http://${OBS_SERVER_IP}:82/${SUB_EPOL_MULTI_REPO_URL}/standard_x86_64"
+                yum list --installroot="${tmp_source}/Packages" --available | awk '{print $1}' | grep -E "noarch|${ARCH}" | grep -v ".src" > ava_epol_lst
+                yumdownloader --installroot="${tmp_source}/Packages" --destdir="${tmp_source}/Packages" --source $(cat ava_epol_lst | tr '\n' ' ')
+                rm -rf ${tmp_source}/Packages/var
+                createrepo -d ${tmp_source}
+                sshscp "${tmp_source}" "${RELEASE_DIR}/multi_version/${PKG}-${VER}"
+            fi
+        done
+    fi
+    SSH_CMD="mkdir -p ${RELEASE_DIR}/update/main/${ARCH}/Packages ${RELEASE_DIR}/update/multi_version"
+    sshcmd "${SSH_CMD}"
+    SSH_CMD="createrepo -d ${RELEASE_DIR}/update/main/${ARCH}"
+    sshcmd "${SSH_CMD}"
+    SSH_CMD="mkdir -p ${release_dir}/update/${ARCH}/Packages && createrepo -d ${release_dir}/update/${ARCH}"
+    sshcmd "${SSH_CMD}"
+
     rm -rf /tmp/EPOL
     rm -rf /etc/yum.repos.d
     mv /etc/yum.repos.d.bak /etc/yum.repos.d