How many people are patrolling by Shenzhen subway security officers now?

Two. Shenzhen, referred to as Pengcheng for short, is a sub-provincial city, a city with separate plans, a megacity in Guangdong Province, a China Special Economic Zone, a national economic center city, and an international city approved by the State Council. Two subway security officers patrol. Subway security officers are security officers deployed on every subway train and bus, which comprehensively improves the level of prevention and control.