According to Baidu Academic Network:

1, energy-saving standards, green building projects should meet national and local energy-saving standards. For new buildings, it should meet the latest local energy-saving standards. For existing buildings, in the process of transformation, they should be transformed according to local energy-saving standards.

2, material standards, green building should try to use environmental protection materials and renewable materials. For example, use low VOC (volatile organic compounds) paints and building materials, and try to use renewable materials such as bamboo and hemp.