头孢哌酮杂质G(EP)（头孢哌酮双键位移杂质）

Guangzhou Pi & Pi Biotech Inc.was set up in Guangzhou Privately-Run Science and Technology Park In 2009.Now the company and its R & D Centre are located in the South China Centre for Innovative Pharmaceuticals, International Business Incubator, Science City, Huangpu District, Guangzhou City. The company is mainly engaged in the custom synthesis, separation and purification of drug Impurities, highly pure natural compounds and APIs & intermediates. Since it was founded,the company has got many sci-tech project grants awarded by the province and the city. The projects include “National TCM