Hydraulic Manifold, CNC Machining Part, Custom Gears manufacturer / supplier in China, offering Custom Helical Gear Assembly Double Internal and External Gear Precision CNC Machining for Automotive, Custom Machining Gear Parts Precision Aluminum for Automotive Robotics Machinery Industrial Equipment, Custom CNC Milling 7075 Aluminum Parts for Racing Bicycle with Anodized Finish and so on.