Xi'an Guanyu Bio-tech Co., Ltd is located in Xi'an city, Shaanxi province, China, which is specializes in research, development, production and trade of API (active pharmaceutical ingredient). Guanyu Bio-tech has 100 staff members with various expertise among whom there are 50 phytochemistry and medicine synthesis technicians.

Guanyu Bio-tech mainly undertakes researching, developing and producing in fields of Anti-cancer pharmaceutical raw materials, intermediates