Li Zhuangzhuang, an employee of the continuous mining team of Hanjiawan Coal Company, showed his excellent skills

Li Zhuangzhuang is full of enthusiasm for mining

Xu Guangtian, the second production shift monitor, is always full of praise

Li Zhuangzhuang applied to the district team to join this team without hesitation

Need to measure the height and waistline of the underground tunnel

When I learned that I had the opportunity to represent the company in the National Coal Industry Vocational Skills Competition

He absorbs knowledge eagerly

Li Zhuangzhuang shows extraordinary strength

Li Zhuangzhuang looked particularly humble: “It is the company that has given me such a good platform