We support our customers' production lines with specialized cooling and heating equipment that utilizes various heat sources, from low temperatures to high temperatures. Since our establishment in 1961, we have developed various cooling and heating equipment and devices, centered around the design and manufacturing technology of heat exchangers. In addition to heat exchangers, our past projects include CO2 refrigeration test equipment, heat exchangers for CO2 refrigerants, refrigerant temperature control devices, compressor durability test equipment, 600°C heat transfer oil delivery and storage units, compressor test equipment for refrigeration manufacturers, geothermal test machines, magnetic cooling test equipment, corrosion water mixing and quantitative supply devices, exhaust heat coolers for jet engines, air conditioning units with air washers, steam, chilled water, and direct expansion air conditioning units, ammonia refrigeration units, absorption refrigeration units, portable chillers, Peltier element cooling units, cooling units for dew point meter calibration, quantitative drainage guns, air conditioning capacity measurement devices, installation of observation windows on pressure vessels, painting booths, steam coil integrated tanks, heat exchangers for high-pressure blowers, explosion-proof heater units, liquid nitrogen tanks and supply piping, steam piping bypass units, hot spring water vending machines, and double-pipe heat exchangers. We have accumulated an overwhelming number of achievements. The technology and know-how cultivated over our 60 years of establishment are unmatched by other companies.