The ecological environment is an important support and foundation for rural revitalization， and environmental governance is the internal demand for improving the rural ecological environment and promoting green development. The “ecological bridge” governance project is a set of waste resource utilization and rural governance model proposed by Pinggu District of Beijing for the resource utilization of peach tree branch waste， which is of great significance in solving the problems in rural environmental governance. Pinggu District， based on the functional orientation of the ecological conservation area， taking the construction of ecological civilization as the starting point， and through the implementation of the “ecological bridge” governance project， builds a bridge for the coordinated governance of multiple subjects and the coordinated promotion of environmental governance and grass-roots governance， promoting the ecological and green transformation of rural society and economy .Based on the PSR model framework， this paper explains the logic of rural environmental governance， analyzes the main practices， achievements and experiences of the "ecological bridge" governance project， discusses the mechanism of ecological governance projects to promote the modernization of rural governance，as well as provides experience and new thinking for the modernization of rural grass-roots governance.