With the scale of China＇s construction industry getting bigger and bigger, people＇s living standards are getting higher and higher, the application of building energy-saving technology has gotten more and more attention. The paper introduces the knowledge of green building energy saving technology, and then introduces the application of building energy saving technology from the aspects of envelope energy saving, energy saving of air conditioning and renewable energy utilization. Finally, the paper summa- rizes the applicati...
