What is the treatment of Qinghai coal formal employees?

The formal employees of Qinghai Coal Industry are well paid. According to relevant data, the probation salary of Qinghai Coal Mine Design and Research Institute Co., Ltd. is 4 yuan and above. After the probation period, pay five insurances (pension, medical care, unemployment, work injury and maternity) and one gold (housing accumulation fund). Pay the enterprise annuity after three years of employment and enjoy the relevant treatment of employees. The company environment is very good, and there is an air purifier in the office.