This is to certify that Mr. Che Pingjian, born on Feb. 20 1974, has been working in Xieyi Coal Mine of Huainan Mining (Group) Co., Ltd.since 1991. And he was transferred to the Zhujidong Coal Mine from Xieyi Coal Mine in 2016. He is now an electrician. According to our payment system, his average salary is RMB 5152 per month in recent 6 months, and total annual income is RMB 65063 plus bonus.