Mechanical parts manufacturer / supplier in China, offering OEM 3dp Customized Size Model Prototyping Service Aluminum Alloy High Precision CNC Machining Stainless Steel Machinery Accessories 3D Sand Printing, Certified Factory OEM High Quality 3dp Custom Size Metal Model Prototyping Service Aluminum Alloy CNC Machining Machinery Accessories Sand 3D Printing, ODM OEM Supplier CNC Turning Drilling Service Precision Metal Surface Oiling Processing Tubing Steel Agricultural Component Aluminum Alloy Iron Machinery Parts and so on.