Fang Dingjin is the maintenance supervisor of the machine repair factory of Liupanshui Hengding Industrial Co., Ltd. He possesses solid maintenance skills and excellent work style, continuously promoting the healthy and sustainable development of maintenance work. Under the leadership and with the joint efforts of all machine repair personnel, the machine repair factory completed the overhaul and transformation of 639 hydraulic supports throughout the year, assembled 307 newly purchased hydraulic supports, and inverted 142 supports; repaired 6 sets of scraper conveyor middle parts and assembled 5 sets of scraper conveyor middle parts throughout the year; and maintained more than 1,000 hydraulic support cylinders, coal mine cylinders, etc. These achievements are inseparable from his hard work and diligent efforts.

　　He is brave in tackling tough problems and unafraid of difficulties. To ensure the installation of the 1126 mining face, he exerted his utmost efforts in an environment with poor conditions such as limited water supply and insufficient lighting, successfully completing the installation work of the 1126 mining face. He constantly innovates work methods, repairs old equipment and utilizes waste materials, conducts meticulous repairs and inspections, and improves quality and efficiency. By recycling old high-pressure rubber hoses from various mines and reprocessing them, he has saved the company nearly one million yuan a year.

　　He utilizes his solid maintenance skills to ensure the smooth operation of the equipment. With his rigorous work style and conscientious attitude, he has achieved outstanding results. He is our role model!