Port facilities are located in Hong Kong and Mainland China. Its national port network is spread across the Pearl River Delta, Bohai Economic Zone, Xiamen Bay Economic Zone, Yangtze River Delta and Southwest China. This includes the coastal hub ports of Hong Kong, Shanghai, Qingdao and Xiamen Bay.
The text describes the distribution of port facilities in China, highlighting their presence in various economic zones and major ports such as Hong Kong, Shanghai, Qingdao, and Xiamen Bay.