The development intention of the project was to improve the life quality of rural people by introducing sustainable technologies in the area of freshwater fish farming leading to the increase in production and in creating a more stable socio-economic environment in the target area. The proposed project introduced broad available farming technologies, derived from local conditions that are permanently sustainable, easily reproducible and environment- friendly. The main objective of the project was to implement sustainable freshwater fish farming in the provinces of Lang Son and Cao Bang.