WeChat launched an API for smart hardware today. It’s an open secret that WeChat has been figuring ways to involve smart hardware products. After scanning a QRcode, users will sign up to the public account of a gadget and be able to check activity data collected through the navigation menu in the WeChat account. It is said JD will help promote the gadgets who join in the WeChat hardware initiative. It’s unknown whether or when WeChat will introduce other categories of smart gadgets.