Qingdao Hansen Biologic Science Co Ltd (青岛瀚生生物科技有限公司) has been approved by the National Development and Reform Commission as a fixed-point pesticide production enterprise and a state-level high-tech enterprise. 

It mainly engages in producing, processing, trading and researching pesticides, and has passed the ISO9001, ISO14001, GB/T28001 certification systems. 

Along with the Provincial-Level Enterprise Technology Center, Qingdao Bionic Pesticide Engineering Research Center and Postdoctoral Scientific Research Workstation, Qingdao Hansen possesses key fomesafen technology. 

The company is the leading domestic producer of ethyl ether fluoroglycofen, Lactofen, Trifluralin, Thifluzamide, Propargite. 

It has won the Shandong Provincial Science and Technology Progress Award once, and the Qingdao Science and Technology Progress Award three times. 

It has 44 patent applications, has undertaken 40 projects involving the National Torch Plan, Spark Plan, the Reform Commission, the Ministry of Industry and Information Technology, the Ministry of Commerce, the Ministry of Science and Technology, and other ministries and provincial and municipal projects.