The building wind environment design involves green buildings, energy saving, control of pollutant diffusion and self-cleaning capacity of air to ensure pedestrians’ health, safety and comfort, satisfactory micro-climate in the community, etc. It aims to ensure good outdoor ventilation in summer, minimize areas with static wind and address problems as high speed of outdoor wind in winter, and vortex in outdoor activity site by adjusting single building form, planning layout, building density, volume ratio and outdoor greenery, etc.