Our company,a high-tech enterprise with import and export rights,is authorized by shanxi yintong biological technology co., LTD .Our company was established in 2013 and has own fatory. We are a comprehensive large industrial enterprise including scientific research, manufacture, processing, international trade. The main product is nembutal,Our company take the good faith for the purpose Our company has been cooperating with many colleges and universities, as well as some research institutions in China. We have imported many advanced technology and manufacture equipment, devoted to research and develop the products of international level, inorder to serve the clients from all over the world. And our products, having been exported to Europe and America, Southeast Asia and Africa, and other countries and regions, are well received by the customers in those places