1. The high-speed railway closed protection network along the line, the original entrance and exit doors use traditional door locks, difficult management. After the key is randomly configured, it flows out, causing hidden danger.
2. The lock adopts the traditional method of unlocking, unable to confirm the identity of the operator, unable to control and record the permission and time of unlocking, unable to track the process, entry and exit cannot be managed effectively.
3. Maintenance management requirements, regular patrol, due to the lack of management, maintenance staff on-site operation supervision is not in place, once a major accident, and can not be responsible.