High capacity and high performance absorption refrigerator is an energy-saving and environmentally friendly high-tech product known as "double green environmental protection products" by international environmental protection organizations. At the same time, due to the three energy input refrigeration methods of absorption refrigerator, the development of cold chain transport refrigerator can be cooled in driving and parking state, and the cold chain transport process can fully ensure the drugs, food, food, etc. The reliability and precise temperature control of items in low temperature storage.