Jiangsu Changdanghu Agricultural Science and Technology Industrial Park Co., Ltd. was jointly established by Changzhou Jinsha Agricultural Industry Investment and Development Co., Ltd. and Changzhou Jintan District Aquatic Technology Guidance Station. It has fixed assets of 20 million yuan and currently has a breeding area of 200 acres, with an area under construction of 1100 acres. The company is committed to aquaculture production, technological innovation, demonstration and promotion, with an average yield of over 150 kilograms per mu of river crab. It is connected to well-known domestic supermarkets such as Yonghui Supermarket, Shanghai Shangqi, RT-Mart, Wuhan Zhongbai, and Hualian Supermarket, and has signed long-term supply agreements with "Super Species" under Yonghui Supermarket and "Hippo Fresh" under Alibaba.