The Tibetan side has obtained many national invention patents.

Nine. According to the information of National Invention Patent Network, Zhengrongtang Pharmaceutical Co., Ltd. is a specialized enterprise focusing on the research, development, production and sales of Tibetan medicine, and * * * has obtained 9 national invention patents. Tibetan medicine composition for treating gout and its preparation method, Tibetan medicine composition for treating rheumatoid arthritis and its preparation method, Tibetan medicine composition for treating ankylosing spondylitis and its preparation method, Tibetan medicine composition for treating osteoarthritis and its preparation method, Tibetan medicine composition for treating systemic lupus erythematosus and its preparation method, Tibetan medicine composition for treating psoriasis and its preparation method, Tibetan medicine composition for treating vitiligo and its preparation method, and Tibetan medicine composition for treating herpes zoster and its preparation method.