Shandong Tongli Petroleum Equipment Co., Ltd, which is a professional manufacturer and supplier of drilling tools(drill pipe, drill collar, downhole motors, crossovers), fishing tools (shock subs and drilling jars), handling tools(elevators, slips, spiders, power tongs), mud pump (F series, 3NB series, PZ series) and mud pump parts (for BOMCO, EMSCO, Ideco, National, Oilwell, Gardner Denver etc.), casing accessories (casing centralizers, float shoe&collar, ), BOP(Cameron and Shaffer type) and bop parts (bop ram, bop packing unit), BOP control unit, and other drilling parts etc.