SUD Group HK Co., Ltd. manages shipyards in China and is engaged in the global sales of shipyard services. The company originated from Sino United Docks Co., Ltd., and operates in ship repair, dry docking, and related maritime services.Zhoushan Cezi Shipyard is one of the four shipyards under the SUD operation and it was established in 1980 . E:121°57′086″ N:30°05′193″more