How long will the interview last after the security check of Guangzhou Metro written test?

A month. According to the security application information of Guangzhou Metro, from the end of recruitment to the actual post, we know that the interview time will be longer, one month, two or three months. Guangzhou Metro refers to the urban rail transit system serving Guangzhou, Guangdong, China and the Pearl River Delta. It is a member of the International Metro Union, making Guangzhou the fourth city in China and the first city in Guangdong Province to open rail transit.