Sun Li

Founded in 2006, Qingdao Wancheng Anchor Chain Co., Ltd. specializes in the R&D, production, and sales of anchor chains, industrial chains, and related marine equipment. Supported by more than 269 skilled professionals, the company achieves an annual output of 30,000 tons, offering chains from 16mm to 122mm in size.

Wancheng holds certifications for Quality, Environmental, Occupational Health & Safety, and Energy Management Systems, and has earned factory approvals from 13 leading international classification societies, including ABS, BV, and CCS.

To strengthen its industrial ecosystem, Wancheng established two subsidiaries: Qingdao Zhonghe Heavy Industry Co., Ltd. (forged products up to 100 kg) and Wancheng Offshore Equipment System Co., Ltd. (steel-welded products from 50 kg to 30 tons). Together, they form a fully integrated production network, driving the group’s commitment to innovation, precision, and sustainable growth in the marine and offshore industries.