Shanghai DE offers OEM, CMS & ODM for Products Parts such as Mechanical Gears, Investment Casting Spares, hydraulic valves. We can produce various components in different sizes,materials, shapes, standards etc according to customers’ requirements. We can provide solutions for manufacturings including machinery, power, agriculture, auto, construction, mining, limitary, etc. With numerous types of Helical Gears, Bevel Gears, Spur Gears, Die Casting, Lost Wax Casting, PLC Casting etc, we are confid...