... America Oceania Southeast Asia Africa Mid East Western Europe Eastern Asia More detailed information: api spec 5ct oil casing and ... strcuture,Shipbuilding,Bridging,Automobile chassisMain marketMiddle East,Africa, Asia and some Uropean country and America ,AustraliaCountry of ... days . Company informationWe, Tianjin Zhongtian Haoyun International Trade Co., Ltd. was founded in 1990, is a professional ...