Covering an area of 13,000sqm, Ningbo Yingfa Pengna Co., Ltd. is a comprehensive enterprise specializing in the development, research and production of fine chemicals. The main products include Phenylboric acid derivatives series (over 300kinds) and Pharmaceutical intermediates such as Testosterone propinate, Diethylstilbestrol, and so on. Located in Ningbo Chemical Park, Zhejiang province, Yingfa enjoys good location for it is next to national highway 329 and only 20km away from the downtown o...