Chen: Male, 1973, Han nationality, party member, CPC, with a bachelor's degree in Chongqing University. 1September, 1999 to September, 20 18, 12 successively served as the power generation operator, maintenance worker and maintenance squad leader of Yunnan Luoping Zinc & Electricity Co., Ltd. (hereinafter referred to as the company), the company's deputy section chief, section chief, workshop director, deputy factory director and trade union chairman, factory director, and the company's second marketing manager, materials and equipment. Since my work, as the first inventor, I have led relevant technicians to obtain 9 national invention patents. Since 200 1, it has been rated as an advanced worker and an excellent worker by the company for many times. The company's ultra-fine zinc powder factory was rated as an advanced unit by the company in 20 17 and 20 18.