扫描下图二维码，即可关注南京移门博览会微信公众号。“预先登记”手机注册，自助办证，免费进场，同时可以获取展会最新信息。 

Scan the following two-dimensional code, you can pay attention to the WeChat Official Account of Nanjing Sliding Door Fair. "Pre-registration" mobile phone registration, self-service certificate handling, free approach, and access to the latest information of the exhibition.