Yuantong Marine Service Co. Limited is wholly-owned subsidiary of COSCO SHIPPING International Holdings Limited, which is member of COSCO SHIPPING group. We have subsidiaries in Shanghai, Japan, Singapore, Germany and U.S.A., principally engaged in the sale and installation of marine equipment and spare parts for existing and new build vessels, as well as equipment of radio communications systems, satellite communications and navigation system for ships, offshore facilities, coastal station and land users, and marine material supply and voyage repair.