1. The basic prescription of Yaotongning is a hospital preparation developed by Professor Guo Xiaozhuang. It was prepared by Kailuan Hospital and called Nux vomica powder (No. 2 powder), and later Chengde Traditional Chinese Medicine Factory (now Jingfukang Pharmaceutical Co., Ltd. ) was developed into a Chinese patent medicine and put on the market. After secondary development and continuous improvement, it has become the current manufacturer's flagship product. 2. Regarding shares and remuneration, it is not appropriate to spread the word.