The company has successfully established a standard green prevention-control management system guided by azadirachtin biological pesticides jointly with the backbone tea company in Sichuan-Wenjun Organic Tea Base among green prevention-control systems of diseases and pests. Azadirachtin has played a good role in the pest population control of tea pests such as tea geometrid and tea aphid as of the cooperation in 2013 to ensure the high production, high harvest and safety of team to successfully drive the demonstration popularization and construction of organic tea planting of the backbone tea company in Sichuan.