yanzhou Coal Mining Company Limited-Complex-Mechanized Mining Machinery Management Center

　　Complex-Mechanized Mining Machinery Management Center is responsible for the procurement, set completing, installation and dismantling, spare parts, overhauling, technology development, on-site technology services and management for the Company’s complex-mechanized mining and excavating equipment.
　　While ensuring the demand of equipment for coal mine production, it has realized constant updating of complex-mechanized mining equipment and maintained its national advanced level in competitiveness through technology development and equipment transformation. Under advanced complex-mechanized machinery management mode, its gradually matured management mechanism has guaranteed the high output, high efficiency and safety production of the Company under complicated geological conditions, and greatly promoted the constant growing of the Company’s economic benefit.

　　Substantial achievements has made through years of technological research, development and accumulation. A good series of technological results of leading level both at home and abroad, such as “Study on Forming Complete Set of Equipment for Two Leg Shield Top-Coal-Caving Support & its Technology”, “Study on Forming Complete Set of Equipment for High Output High Efficiency at Comparatively Thin Coal Seam & its Technology”, “Research on Forming Complete Set of Equipment for Rapid Excavation of Coal Entry & its Technology”, and “Research on Forming Complete Set of Equipment for 6Mt/a Automatic Complex-Mechanized Top Coal Caving Working Face & its Technology”, have greatly enhanced the competitiveness of the core technology of complex mechanized top coal caving of Yanzhou Coal, and also laid a solid foundation for the sustainable development of Yanzhou Coal in equipment and technology strength.