The 3-layer "green zones" were officially launched at Huu Nghi, Tan Thanh and Chi Ma border gates in Cao Loc, Van Lang and Loc Binh districts of Lang Son province, respectively.
Focussing on the value of Happiness as the foundation for its implementation, the Happy Village project aims to support communities affected by natural disasters and climate change through the construction of safe villages which can improve the living environment and promote the preservation of indigenous cultural values.