This is the first product produced by Yunnan Baiyao that only uses the WS channel. If you want to buy it, you must find an officially authorized dealer. You will also need to sign a contract with Baiyao Company. There are different levels at different levels. policy, minimum 285. Advantages: Yunnan Baiyao, a century-old brand, is the biggest advantage. You don’t need to spend a lot of time analyzing it with customers. Product quality, patented technology and later development are definitely guaranteed!