Zhengzhou Ning accessories repair company is a strong company, headquartered in Zhengzhou, Henan Province. Our company mainly engaged in rotary drilling rig, compaction machine, crawler cranes and other construction machinery parts sales and maintenance. Business: Rotary Drilling Rig all electrical control parts sales and maintenance, vehicle wiring harness replacement, renewal and transformation of old electrical system. Vehicle sales and repairs hydraulic fittings, hydraulic system optimization. Sales and maintenance of various types of gear. Structural repair of rotary drilling rig, mast correction. Chassis four area, various types of imported engine accessories. Company resources accessories: All our accessories are original authentic, purchase directly from the manufacturers, eliminating the cost of intermediate links, so the price and quality of the accessories are guaranteed. Maintenance: The Company with a strong electrical and hydraulic engineer for the technical guidance and maintenance personnel have over ten years experience in the maintenance of rotary drilling rig. Our customer-centric, with the most efficient service speed, low maintenance costs, create greater value for our customers. Manager Yuan: 18837172558