It is easy to distinguish Sichuan scallops from Zhejiang scallops. Sichuan scallops are about 5 times larger than rice. Some Zhejiang scallops are very large, some are sliced ??and easy to distinguish. However, Sichuan scallops are divided into small pieces. There are several types, such as plain clams and other types of clams. Sichuan clams are the best. You have to buy ones that are neither very small nor very big. Large ones are easy to break. If not, choose the color of Sichuan clams. Don’t be very white. There may be less fake ones in larger pharmacies