On March 6, 2020, our company participated in Zijin Mining, Kunyu Diesel Generator Group, procurement project bidding activities, and received the notice of the winning bid of Zijin International Mining Co., Ltd. Beijing Material Branch, and determined our company Jiangsu Xingguang Power Equipment Co., Ltd. For this item's winning unit. The YC6C series engine is an autonomously developed product with advanced technology of large engines at home and abroad. The four gas doors, boost heat, electric control fuel injection systems, etc., optimized and verified by the advanced combustion development of Yuchai, with energy saving, high reliability, strong loading capacity, good maintenance. The YC6MK series engine has experienced a market test for more than 10 years, widely used in heavy passenger cars, heavy trucks, engineering machinery, ships and generator sets. After the upgrade is an electric control high pressure common rail configuration, the emissions meet the third stage requirements of non-road, and there is sufficient margin and power is more