Shanghai Meifa Machinery Equipment Co., Ltd (the company referred to SMF) is a Sino-American joint venture, which organized by Shuangxin Petroleum Machinery Holding Corporation, Ltd and OEMIC INC. SMF is specialized in drilling equipments and drilling tools onshore and offshore in oil & gas industry. Our main products: series pumping unit, sucker rod, oil-well pump, wellhead & Christmas tree, tubing head, casing head, BOP, choke & kill manifold, API 6A valve, professional pipes in oil, mud pump and etc.