In the high-speed-rail period, railway technology has developed rapidly, and technical equipment such as human-computer intelligent interaction and industrial robots have been gradually promoted and applied in railway transportation production. The high-speed railway fence gate is a special passage for railway staff to work on the road. Door lock management is regarded as a top priority for safety.

Nanning Group Group Corporation Media Center reported that Hizima "high-speed rail fence door smart lock system" including keyed smart locks, smart keys, computers, mobile application, Bluetooth and other new technologies was applied in the high speed rail industry for the first time, which remotely controlling the registration in and out of the fence door. Through digital authorization, station managers can remotely control the opening of smart locks of fence doors along the line, preventing on-site operators from unlocking in advance in violation of regulations. It not only reduces investment costs but also ensures management security. These intelligent "colleagues" have become good partners of railway people, which have improved work efficiency, made safe production more guaranteed, and provided strong support for the high-quality development of railways.