Wenzhou has worked for five years and has a second construction certificate. The supernumerary salary for entering a state-owned enterprise ranges from 8000- 10000. According to the relevant data, the state-owned enterprises will receive a monthly subsidy of 1 ~ 2000 yuan after passing the second construction examination. It is very popular to pass the second-level constructor exam. If state-owned enterprises take the second-class construction engineer certificate, the salary will rise to more than 6,000, and with bonuses and subsidies, big cities can reach 8,000 to 1 10,000, depending on local conditions. Second construction generally refers to the second-level builder, who is a professional qualification in architecture and a necessary condition for being a project manager.