Metal OEM Parts, Aluminum Parts, CNC Machining Parts manufacturer / supplier in China, offering Hulk Metal 7.5t 3 Factor High Tensile Precast Concrete Dog Bone Lifting Pin Anchor, Hulk Metal 2.5t 3 Factor CE High Quality Forged Building Construction Precast Concrete Spherical Head Lifting Anchor, Hulk Metal 5t 3 Factor OEM Customized Precast Concrete Spherical Head Dog Bone Lifting Anchor and so on.