深圳大昌行船舶投资有限公司，隶属中信股份（股票代号0267.HK）全资企业大昌行集团，全面负责中国内地游艇相关产业拓展，是公主游艇大中华（Princess Yachts Greater China）在内地的唯一授权分销商，主要代理品牌有英国一线豪华动力艇Princess、高端喷水充气艇Williams，以及多功能中小型动力艇和帆船。DCH Boats Co., Ltd, a wholly-owned company of Citic Limited (stock code 0267.HK  ), is the only authorized distributor of Princess Yachts Greater China in the mainland of China and will be entirely responsible for mainland market. Its main agent brand also includes Williams Tender Jet and other multi-functional medium-and-small-sized motor boats and sailing boats.