How about Guiyang subway security?

The company's security level is very good.

Guiyang Metro Security Service Co., Ltd. is mainly responsible for the security of Guiyang Metro. The company is the largest security inspection service provider in China and one of the earliest security inspection service units in Beijing Metro.

The company provides professional security personnel and equipment for Guiyang Metro. According to the security requirements of "everyone must be inspected", the company conducts special inspections on people and articles entering the subway station to maintain public order and passenger safety in the subway. The company also regularly trains and assesses security personnel to improve their professional skills and service level.