Yancheng Lianxin Steel Co., Ltd. was established in June 2000. It is a national high-tech enterprise with high-quality bars and wires as its leading products. It is located in the Special Steel New Materials Industrial Park of Dafeng Port Economic Development Zone, Jiangsu Province, covering an area of It covers an area of 3,500 acres and has more than 4,200 employees. It is close to the Phase II Terminal of Dafeng Port, with convenient transportation and obvious location advantages. In 2021, it will achieve revenue of 19.7 billion yuan and profits and taxes of 800 million yuan.

Lianxin Steel adheres to the drive of scientific and technological innovation and has established strategic cooperative relationships with scientific research institutes such as the University of Science and Technology Beijing, Shanghai University, General Institute of Iron and Steel Research, Institute of Metallurgical Planning, promote major technological research and master a number of core technologies in high-strength steel bars, corrosion-resistant steel bars, hot-rolled rare earth steel bars, refractory steel bars, etc. The company has been certified as a "National High-tech Enterprise", the central laboratory has been certified by CNAS, and the technology center has been certified as a "Provincial Enterprise Technology Center" and "Provincial Engineering Research Center". It has led the formulation of a number of national standards and successfully applied for nearly a hundred national Patents, selected as "Pilot Enterprise for the Use of Intellectual Property Rights in Industrial Enterprises".
Lianxin Steel has a complete management system and has successively passed the ISO9001 quality management system, ISO14001 environmental management system, OHSAS18001 occupational health and safety management system, ISO5001 energy management system, and ISO10012 measurement management system certification. The company adheres to quality-based enterprise development and standardized quality management operations. Since 2002, the pass rate of national, provincial, and municipal product quality supervision and spot inspections has been 100%. "Huanghai" brand series products have passed MC product certification and Korean standard KS certification, won the "Metallurgical Physical Gold Cup Award", "Magnolia Cup Most Popular High-Quality Steel Brand", etc., and have been shortlisted for many national and provincial major roads, bridges, and railway construction projects.
Lianxin Steel continues to operate steadily and its corporate strength continues to improve. It has been successively rated as "Yancheng Five-Star Enterprise", "China's Excellent Steel Enterprise Brand", "A-level Enterprise with Excellent Quality Capabilities of Hot-rolled Ribbed Steel Bar Products", etc. It has been shortlisted for many years in lists such as "Jiangsu's Top 100 Private Manufacturing Enterprises" and "China's Top 500 Private Enterprises in Manufacturing", and was rated B+ (Excellent) in terms of development quality and comprehensive competitiveness of steel companies.
Lianxin Steel adheres to the path of high-quality development of "green, low-carbon, high-quality, and intelligent", continue to optimize the energy structure, advances carbon reduction, promotes industrial upgrading, and strives to create an environmentally friendly coastal green steel city with co-prosperity between industry and city.