Zhejiang Yongning Pharmaceutical Factory, founded in 1974, is a leading pharmaceutical manufacturer for semi-synthetic antibiotics and intermediates of Cephalosporins.Yongning have established 10 laboratories with ˇ°Yongning Pharmaceutical chemical Research Centerˇ± in Shanghai Fudan University and Zhejing University.Yongning has obtained the GMP in 2000 and ISO9001 certification in 2004....