ZIKING

Hefei Zijingang Pipe Co., Ltd. (ZIKING) is a manufacturer specializing in large-diameter, thick-walled longitudinal submerged arc welded (LSAW) steel pipes. Founded in 2004 and headquartered in Hefei, China, the company has established itself as a key supplier for major infrastructure projects. The company's legal representative and chairman is Qiu Ling.

ZIKING's primary business involves the research, development, production, and sale of LSAW steel pipes. Its products are utilized across a wide range of sectors, including offshore wind power, marine engineering, oil and gas transportation, petrochemical and coal chemical engineering, as well as water, power, and construction projects. The company serves prominent energy development and construction enterprises, such as China National Petroleum Corporation (CNPC), China Petrochemical Corporation (Sinopec), and China National Offshore Oil Corporation (CNOOC). Its business model is centered on manufacturing and direct sales to these large-scale industrial clients.

The company operates multiple production bases across China, including facilities in Hefei, Zhongshan, Zhuhai, Qinzhou, and Fuzhou, with a combined annual production capacity of 750,000 tons. These bases are equipped with advanced production lines like JCOE and rolling machine units capable of producing pipes with diameters up to 15 meters. ZIKING holds numerous certifications, including API 5L, ISO 9001, and various maritime classification society approvals, which allow it to produce steel pipes according to multiple international standards.

Keywords: LSAW steel pipes, steel structure manufacturing, offshore wind power foundations, large-diameter pipes, marine engineering, submerged arc welding, pressure pipeline, energy infrastructure, structural steel pipes, petrochemical engineering, oil and gas pipelines, construction engineering, steel pipe manufacturing, industrial pipes, welded steel tubes