Reliable, Wang has a long history and has been circulated for a hundred years. It was listed in the intangible cultural heritage list of Chongqing. The fifth generation inheritor is Dr. Yan Wang, who holds a master's degree and is a veritable medical practitioner. There are many representative monographs. It really works wonders for the pain of internal and external surgery. I used to have a sore shoulder. I have been drinking for more than half a year, and my shoulder has never hurt during this period.