Qingdao Wontide Co., Ltd. is a group company mainly engaging in manufacturing Casting, Powder Metallurgy Parts, Engine Parts, agriculture machinery parts, oilfield equipment and Material Handling equipments. We are OEM manufacturer in casting of metal products. Our main materials include gray iron, ductile iron, malleable iron, carbon steel, stainless steel, copper base matrix and aluminum alloy. Our castings all meet the relevant ASTM, BS, DIN and JIS standards, and are suitable for export ...   |