Jinshiwan Pipeline was established in 2003 with a registered capital of 50 million yuan. It is a comprehensive service provider specializing in oil and gas pipeline technical services, including pipeline construction and installation, pipeline inspection, pipeline repair, emergency maintenance, on-site machining, cleaning, and harmless treatment, as well as sales of maintenance and emergency repair products.The company holds national construction authority certifications for oil and petrochemical, municipal engineering, electromechanical engineering, and general construction contracting. It also possesses GA1-level (long-distance pipeline) and GB1-level (public pipeline long-distance oil and gas) pipeline pressure-sealing甲级 qualifications for special equipment installation, modification, and maintenance. In 2010, it passed the ISO9001 quality system certification, environmental management system certification, occupational health and safety management system certificat...