Zhong Sheng Dong Tai (Nanning) Nanogene Biotechnology Co., Ltd., founded in Feb. 2007, is a professional and large-scale company in separation and purification snake venom products. The scientific park in Guangxi, China, had been invested nearly 160 million US dollor. Zhong Sheng Dong Tai has acquired the ISO9001, ISO4001, HACCP certificates. We produce enzyme and active factor which lead the market in technical content and unique products. These products are wildly used in the biochemistry tool enzyme preparation, protein structure and function research, cell membrane and ion channel research, cancer, neural and cardiovascular disease treatment. We provide API (active pharmaceuticals ingredient) and biochemical reagent for pharmaceutical enterprises and research organizations. In the future, we will strive to become a world class manufacturer which provides top quality biomedicine and clinical diagnosing products for the global market.