‘The energy efficiency design of public buildings shall, based on local climate condition, improve thermal insulation and isolation performance of envelope structures, increase the energy utilization efficiency of building equipment and systems, utilize renewable energy and reduce the energy consumption of HVAC, water supply and drainage and electrical systems of buildings under the condition of ensuring indoor environmental parameterss.’ - Design Standard for Energy Efficiency of Public Buildings, GB 50189-2015

‘Green building refers to the building which maximizes resource savings (conservation of energy, land, water and material), environmental protection and pollution reduction, provides a healthy, suitable and efficient service space for people and keeps harmonious coexistence with the nature within its full life cycle.’ - Assessment Standard for Green Building, GB/T 50378-2014