Nowadays countries in the world are committed to the energy conservation and emission reduction, and the construction is the most energy consumption stage in the life cycle of the building. Green construction will be a key link to realize energy conservation and emission reduction in the construction field. A green construction evaluation index system is established in this paper, which includes five-level aspects such as construction management, materials and material resource utilization, water conservation and utilization, energy efficiency and utilization, and land utilization and protection. These aspects are further divided into 20 indices of green construction management system.