According to the inquiry of smart lock network, as one of the top ten brands in China smart door lock industry, Royal Golden Shield has grasped the cutting-edge technology and innovated all the way, and developed and produced a series of smart door lock products that have attracted much attention in the industry. From the aspect of appearance, the Royal Golden Shield smart lock adopts fully automatic push-pull structure, curved body, smooth lines, simple and fashionable appearance, which brings new visual enjoyment to users and is very ergonomic-the upper side is a visual cat's eye and a 3D face recognition camera, and the handle is a fingerprint recognition module and a numeric keyboard.