Abstract: This paper briefly introduced the technical models, achievements and main practices of rice side deep fertilization and drone spraying in Gangnan District, analyzed the challenges faced in technology promotion, proposes to increase material subsidies to play the leading role of the government, strengthen learning and training to improve farmers’ awareness, establish demonstration areas to play a demonstration role, and guide relevant departments to develop and produce new fertilizers with machinery and equipment and efficiently apply them, some suggestions were given, and its application prospect was analyzed.