What is the treatment of toll collectors in Chengdu Ring Expressway?

One month's 900 yuan during the internship (for students who have not got the diploma), plus benefits (holiday supplies, shopping vouchers); The probation period is also 900, starting from 1400 after becoming a full member, and others are close to 1600. The work is easy and stable, belonging to the nature of state-owned enterprises, and the welfare is better than that of ordinary companies.