Parents can compare quality with price and quality with price. You can buy some from each family and compare them. Liaoshen is the best tonic, and the famous brands are Zhangzi Island, Caishen Island, Fable Island, Changsheng Island and Wushi Island. A good sea cucumber has a high rate of soaking hair, with a catty of soaking hair of fifteen or six jins, and ginseng is straight and white. It tastes good.