Aimed at the problems of low level of informatization in LaiWu blackpig process and the old way of using paper for date storage, in order to speed upthe informatization development of the process, the LaiWu black pig information management system based on ExtJS is designed. In this paper, the design and realization of the system, as well as the open source framework is illustrated in detail, the ExtJS+SSH(Sturts+Spring+Hibernate)framework exploration model is put forward,and the separation of page and is realized. The result of system operation shows that not only the level of informatization in LaWu black pig process is improved, but also its maintainability and expandability are developed.