Dongying Lianhui Petroleum Technology Co., Ltd. is a professional manufacturer and trading company established in 2018, headquartered in Dongying, Shandong province—the heart of China's second-largest oilfield, Shengli. As a first-tier supplier to Petrochina and Sinopec, the company is a recognized member of the China Council for the Promotion of International Trade and the China International Chamber of Commerce. The company specializes in a comprehensive range of oil and gas equipment, including drilling and workover equipment, well control and solid control machinery, and down-hole tools. Their extensive product portfolio features drill pipes, casing and couplings, mud pumps, hydraulic piston pumps, and cementing tools such as float collars, bow centralizers, and cement heads. Committed to technical excellence, the company operates a technology research and development center in collaboration with China Petroleum University. Dongying Lianhui maintains an integral quality management system with ISO 9001, ISO 14001, and HSE certifications, ensuring all equipment strictly complies with international standards and API specifications. With a workforce of 11 to 50 employees, the company serves both domestic markets and international clients across North America, South America, Central Asia, Southeast Asia, and the Middle East.
Dyx-a Hydraulic Liner Hanger
Slip-on One Piece Standerd Bow Centralizer
Slip-on Stop Collar with Set Screws
Ssc Double Plug Cement Head
Supply Subsurface Safety Valve/Dhsv/Sssv/Trscssv for Oilfield Tubing
Drilling Riser Conductor Pipe for Offshore and Marine Od 20"-36"