On RamaIII road, the new Bangkok business street which located of the advertising firm who looking for sustainable and energy saving for work space by contains numerous innovations related to the reduction of materials, lower energy costs and more sustainable working environments. The West side of building have materials for reflect and protect heat load for day time. In this conceptual that would minimize the energy usage and utilize solar energy as much as possible. The building is located near Chaopraya river and Rama9 Bridge. The 6 storey building have totally area more 3,600 square meters.