Yanshan Junlong Steel Pipe Co., Ltd. is located in Chengnan Development Zone, Yanshan County, Cangzhou, Hebei, which is known as the "National Capital of Pipelines". It was established in 2018 with a registered capital of 20 million yuan and currently employs over 80 staff. Initially, the company mainly focused on the sales of steel pipes. In 2020, the company collaborated with other firms to add four spiral steel pipe production lines, capable of producing pipes with specifications ranging from 219 to 3620 mm in diameter and wall thicknesses from 4 to 25 mm. Additionally, the company offers processing services for corrosion prevention, including epoxy coal tar pitch, IPN8710, epoxy zinc-rich, polyurethane coatings, cement mortar, and other related treatments.

In 2021, the company added two polyurethane insulation production lines and one spiral steel pipe production line, capable of producing polyurethane insulated pipes with specifications from DN15 to DN1400. It also has a workshop for steel casing steam insulated pipes. That same year, it also added two 3PE production lines and two plastic-coated production lines through cooperation, capable of producing specifications from DN15 to DN2000. The products are widely used in natural gas, oil, electricity, heating, water supply and drainage, pile driving, and other projects.

The company adheres to the business philosophy of "internally achieving success for employees and externally achieving success for customers," continuously innovating its product quality and reducing production costs to ensure customers receive high-quality and affordable products. The company has successively obtained ISO9001:2000 Quality Management System Certification, Environmental Management System Certification, and OHSAS18001 Occupational Health and Safety Management System Certification. It has also established a service standard covering pre-sale, in-sale, and after-sale services. All staff at Junlong Steel Pipe warmly welcome customers and friends to visit for inspection and mutual benefit cooperation.