sudo apt-get install docker-ce

{
    "registry-mirrors":[
         "http://docker.mirrors.ustc.edu.cn",
         "http://hub-mirror.c.163.com",
         "http://registry.docker-cn.com"
    ] ,
    "insecure-registries":[
       "docker.mirrors.ustc.edu.cn",
         "registry.docker-cn.com"
    ]
}