The most famous rice dumpling production area in Jiangnan is Jiaxing, and the most famous rice dumpling in Jiaxing is Wufangzhai rice dumplings. It is known as the "Jiangnan Zongzi King". Its rice dumplings are unique in selecting ingredients, making and cooking. The rice should be high-quality white glutinous rice, and the meat should be selected from the hind legs of pigs. After the rice dumplings are cooked, the oil from the fat meat will seep into the rice, making it delicious, fat but not greasy.