Tianjin Zhongsheng Challenge Biotechnology Co., Ltd., established on 2009-11-16, Business scope includes bioengineering technology development,consult,Serve,transfer;Veterinary drug production,Sales,technology development,consult,Serve,transfer;feed sales;Production of disinfection products,Sales,consult,Technical Services,technology transfer;road freight transport.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)