Kunshan has been a land of plenty since ancient times. Pearl aquaculture is a traditional industry in Kunshan. The pearls produced are crystal clear and round, and the price is low, which is deeply loved by people. Kunshan duck is a specialty of Kunshan, which is famous for its delicate and smooth meat. Yangcheng Lake crab is the best among hairy crabs, especially not to be missed. The beekeeping industry in Kunshan has a long history, with high quality and abundant bee products.

Stewed duck is a famous specialty in Kunshan. It is characterized by its excellent color, fragrance and taste, and has the reputation of "a pot-cooked, fragrant town", which is quite famous in Jiangnan water town. Kunshan, with numerous lakes, reeds and grass beaches, has always been a place for pheasants, ducks and rabbits to breed. Kunshan luwei used to be cooked with wild animals. Jiaoshi Town in the northeast corner of Kunshan was famous for processing braised duck as early as Guangxu period in Qing Dynasty. At that time, there were more than 1 shops processing braised ducks in the town, among which Qiu Dezhai Game Shop in Qiu Yiqin, Taihe Pavilion in Wu Shaotang and Zuiyueju in Zhoujia were the most distinctive. With the development of society and the transformation of wasteland, the wild distance is decreasing day by day, so Kunshan braised duck is stewed with hemp duck. The processing technology has absorbed the specialties of Suzhou sauce duck, Nanjing dry-salted duck and Changshu beggar chicken, which not only keeps the characteristics of mellow and delicious flavor, but also is fat but not greasy, tender and not rotten, delicious, nutritious and suitable for all ages, and has the functions of strengthening the spleen, stimulating appetite and increasing appetite. Since 1979, Kunshan has successively built three food companies mainly producing braised ducks, opened five braised restaurants, and developed individual processing and distribution households. In the history of Zhoushi Town, descendants of Taihe Restaurant, Zuiyueju Restaurant, Qiudezhai Restaurant, etc. were employed to cook in Suzhou, Shanghai and other places, and Kunshan braised duck was fragrant everywhere and became another delicacy on people's table.