diff --git a/contact-center/Dockerfile b/contact-center/Dockerfile
index 404a8647..70bdb12d 100644
--- a/contact-center/Dockerfile
+++ b/contact-center/Dockerfile
@@ -1,5 +1,6 @@
-FROM ubuntu:18.04
+FROM chatopera/java-1.8.0-amazon-corretto-jdk:1.0.0
 MAINTAINER Hai Liang Wang <hain@chatopera.com>
+# base image is built with config/base/build.sh
 
 ARG DEBIAN_FRONTEND=noninteractive
 ARG VCS_REF
@@ -12,27 +13,6 @@ ENV APPLICATION_BUILD_DATESTR=$APPLICATION_BUILD_DATESTR
 LABEL org.label-schema.vcs-ref=$VCS_REF \
           org.label-schema.vcs-url="https://github.com/chatopera/cskefu"
 
-# COPY $PWD/assets/aliyun.sources.list /etc/apt/sources.list
-# install amazon jdk corretto
-COPY $PWD/assets/install-corretto-8.sh /opt
-RUN chmod +x /opt/install-corretto-8.sh && /opt/install-corretto-8.sh
-
-# install other lib and configure timezone
-RUN apt-get update && \
-   apt-get install --no-install-recommends -y tzdata iputils-ping mysql-client-5.7 zip unzip vim-tiny libfontconfig1 libfreetype6 && \ 
-   ln -sf /usr/share/zoneinfo/Asia/Shanghai  /etc/localtime && \
-   DEBIAN_FRONTEND=noninteractive dpkg-reconfigure --frontend noninteractive tzdata && \
-   rm -rf /var/lib/apt/lists/*
-
-# Set the locale
-ENV LANG C.UTF-8
-ENV LANGUAGE en_US:en
-ENV LC_ALL C.UTF-8
-
-# set ENVs
-ENV JAVA_HOME=/usr/lib/jvm/java-1.8.0-amazon-corretto
-ENV PATH=$PATH:$JAVA_HOME/bin
-
 # create dirs
 RUN /bin/bash -c "mkdir -p /{data,logs}"
 
diff --git a/contact-center/config/base/Dockerfile b/contact-center/config/base/Dockerfile
new file mode 100644
index 00000000..3949d1a0
--- /dev/null
+++ b/contact-center/config/base/Dockerfile
@@ -0,0 +1,25 @@
+FROM ubuntu:18.04
+MAINTAINER Hai Liang Wang <hain@chatopera.com>
+
+ARG DEBIAN_FRONTEND=noninteractive
+
+# COPY $PWD/assets/aliyun.sources.list /etc/apt/sources.list
+# install amazon jdk corretto
+COPY $PWD/assets/install-corretto-8.sh /opt
+RUN chmod +x /opt/install-corretto-8.sh && /opt/install-corretto-8.sh
+
+# install other lib and configure timezone
+RUN apt-get update && \
+   apt-get install --no-install-recommends -y tzdata iputils-ping mysql-client-5.7 zip unzip vim-tiny libfontconfig1 libfreetype6 && \ 
+   ln -sf /usr/share/zoneinfo/Asia/Shanghai  /etc/localtime && \
+   DEBIAN_FRONTEND=noninteractive dpkg-reconfigure --frontend noninteractive tzdata && \
+   rm -rf /var/lib/apt/lists/*
+
+# Set the locale
+ENV LANG C.UTF-8
+ENV LANGUAGE en_US:en
+ENV LC_ALL C.UTF-8
+
+# set ENVs
+ENV JAVA_HOME=/usr/lib/jvm/java-1.8.0-amazon-corretto
+ENV PATH=$PATH:$JAVA_HOME/bin
diff --git a/contact-center/assets/install-corretto-8.sh b/contact-center/config/base/assets/install-corretto-8.sh
similarity index 100%
rename from contact-center/assets/install-corretto-8.sh
rename to contact-center/config/base/assets/install-corretto-8.sh
diff --git a/contact-center/config/base/build.sh b/contact-center/config/base/build.sh
new file mode 100755
index 00000000..41573c65
--- /dev/null
+++ b/contact-center/config/base/build.sh
@@ -0,0 +1,33 @@
+#! /bin/bash 
+###########################################
+#
+###########################################
+
+# constants
+baseDir=$(cd `dirname "$0"`;pwd)
+appHome=$baseDir
+# registryName=
+imagename=chatopera/java-1.8.0-amazon-corretto-jdk
+PACKAGE_VERSION=1.0.0
+TIMESTAMP=`date "+%Y%m%d.%H%M%S"`
+
+# functions
+
+# main 
+[ -z "${BASH_SOURCE[0]}" -o "${BASH_SOURCE[0]}" = "$0" ] || return
+# build
+cd $appHome
+
+docker build --build-arg \
+    --no-cache \
+    --force-rm=true --tag $imagename:$PACKAGE_VERSION .
+
+set -x
+if [ $? -eq 0 ]; then
+    docker tag $imagename:$PACKAGE_VERSION $imagename:develop
+    docker push $imagename:$PACKAGE_VERSION 
+    docker push $imagename:develop
+else 
+    echo "Build contact-center failure."
+    exit 1
+fi
\ No newline at end of file