Shenzhen Xinghuicheng Machinery Co., Ltd. is one of the leading construction machinery spare part manufacturers and wholesalers in China. Worldwide clients acknowledge our products and services. Our main products have gained a prominent reputation of quality, reliability and durability worldwide since the year of 1990. Our company holds the motto of "product quality first, high spirit, unceasingly challenge new technical fields". Product quality is monitored during production. We strive for perfection in the use of technology. In the market, we extend our ability to satisfy general public demands. Our main products are as follows: Hydraulic Cylinder Seal Kits (Booms, Arms, Buckets) Main Pump Seal Kits Control Valve Seal Kits Travel Pump Seal Kits Swing Pump Seal Kits Center Joint Seal Kits Track Adjuster Seal Kits Gear Pump Seal Kits Floating Seals/Seal Groups/Duo-cone Seals Couplings O-Ring Kits Oil Seals We anticipate building friendships with our customers and achieving mutual benefit through cooperation. By working and striving together, we make many contributions to the country and the society. We thank you very much for your inquiry and look forward to working with you in the near future.