Shandong Zhongteng Biotechnology Co., Ltd., located in Building A4 (East) of the National Pharmaceutical (Weifang) Medical Technology Industrial Park in Fangzi District, Weifang City, is a research and development service company integrating R&D, production, and sales. Established in 2021, the company currently operates 2,600 square meters of independent standard research/office space in Fangzi Di...