On May 10, the first training course of 202 1 underground electrical operation of Inner Mongolia Eastern Coal Mine Safety Training Center started. The training course lasted 12 days, and 64 students from coal mining enterprises such as Wujiu Coal (Group) Company and Hu Sheng Mining Co., Ltd. participated in the training. The purpose of training is to enhance the safety awareness of employees in coal mining enterprises and improve the professional knowledge level and practical operation ability of special operators in coal mines. The training content includes basic knowledge of electrician, mine power supply system, underground power supply safety and other theoretical knowledge and practical skills training.