Hilong Limited 

Hilong Holding Limited operates as an investment holding company, providing a comprehensive range of oilfield equipment and specialized services to clients worldwide. Its business is structured across four key divisions: Oilfield Equipment Manufacturing and Services, which produces and sells oilfield gear and offers protective coatings for oil country tubular goods (OCTG); Line Pipe Technology and Services, focusing on solutions for oil and gas pipelines and the production of anti-corrosive and anti-friction coating materials; Oilfield Services, delivering well drilling, integrated operational support, and OCTG trading to energy companies; and Offshore Engineering Services, dedicated to offshore design and engineering expertise. Furthermore, Hilong is involved in the fabrication, distribution, and trade of various oil and gas equipment, manufactures and supplies hardbanding materials and specialized steel, conducts research and development for oil and gas equipment technologies and coating innovations, and provides inspection, repair, and general support for oil and gas infrastructure. Established in 2002, the company maintains its headquarters in Shanghai, People's Republic of China, and is a subsidiary of Hilong Group Limited.