For the better environmental pesticide management system and web query mechanics in Taiwan, we implement this plan to provide real time and correct biocide related information for general publics. On the other way, we also enhance the legency information system of biocidal product. In order to get more administrative efficiency, we adjust database structure of information system of biocidal products, and enhanced some system functions. And under the operation requirements of EPA, we increase many related convenience system functions. Moreover , we increase web-based query system about related biocidal license, under this information structure, we can manage the information security and increase electronic data communication, provide more transparent information to public, enhance the administrative efficiency and reach the goal of networking & electronic management of biocidal products.