Tianjin Zhonglong Industry and Trade Co., Ltd. was established in 2004 with a registered capital of 50 million yuan. We produce and trade in one and cover a wide range of petroleum products. Our company has nearly 20 years of experience in the production of oil drilling accessories, mature production technology, the company since its establishment, has been committed to intelligent high-precision petroleum accessories processing R & D, design and production business, equipped with modern plant and industrial facilities, mainly producing oil drilling tools, inclinometer accessories, downhole instrument accessories, drill pipes, drill bits, downhole tools, and vibrating screen and other products. The company always adheres to customer-oriented, with exquisite technology as the support, down-to-earth as the foundation, won the trust of customers, and the business has grown year by year. The company is committed to providing customers with high-quality products and a full range of solutions, in line with the requirements of high speed, high precision and efficiency, for oil customers and all kinds of customers to provide high-quality solutions, to meet customer selection requirements. With strong manufacturing and processing strength and worry-free service, our company has become a long-term partner of Bohai Drilling Directional Well, Bohai Equipment, CNOOC Service, PetroChina Logging, Bohai Drilling Engineering Institute and other companies.