Nihon Netsugen Systems Co. Ltd., a Japanese manufacturer of refrigeration systems using screw compressors, such as heat pumps, provides made-to-order systems for both industrial refrigeration and air conditioning for buildings. The company offers high-efficiency CO2 and NH3 systems for sectors such as the food industry, chemical plants and automobile industry. Nihon Netsugen Systems has a strong partnership with the GEA group in Germany, using GEA’s latest technologies in most of its systems.