🇨🇳 Shizuishan, China

Shizuishan is a city in China with a population of approximately 800,000 people. It is located in the Ningxia Hui Autonomous Region and is known for its coal mining industry. While it is not a major port city, it does have the Yellow River passing through it, which may be of interest to seafarers. However, it does not have any notable shipyards or factories producing ship parts.