Dongsheng Biotech Co., Ltd was established in 2005 in Guangzhou China, we focus on R&D and produce fundamental molecular biology reagent, now virus related products are hot sell. We are certificated by ISO 9001, CE and US FDA, we authorize import and export manufacture in China, providing product by OEM or under Dongsheng Brand. Our mission is to provide professional and high quality products for life science research. To make research more professional and more accurate, we are always making our best efforts.