MD_YOSwechat/packageA/contacts/edit.json

{
    "usingComponents": {
        "My_form": "/components/My_form/index",
        "van-checkbox": "@vant/weapp/checkbox/index",
        "van-radio": "@vant/weapp/radio/index",
        "van-radio-group": "@vant/weapp/radio-group/index"
    }
}