Chongqing sanya bay aquatic products comprehensive trading market. Chongqing Sanya Bay Aquatic Products Comprehensive Trading Market covers an area of more than 270 mu and is located in the golden zone of the National Agricultural Science and Technology Park in Yubei District, Chongqing. It is a super-large comprehensive trading market integrating seafood wholesale, comprehensive trade, eggs, logistics, warehousing, aquatic product processing, catering, hotels, exhibitions, e-commerce and tourism in the west. Chongqing, referred to as "Chongqing", is also known as the mountain city. It is a provincial administrative region and municipality directly under the Central Government of People's Republic of China (PRC).