C.I. Group Public Company Limited manufactures and distributes air conditioning products and refrigeration parts in Thailand and internationally. The company offers heat exchanger products, such as 5mm coils, all aluminum coils, condenser coils, water coils, evaporator coils, and tube-in-tube heat exchangers; D-Coat and Heresite P-413 coating products; and HVAC/R units, including heavy duty air purifiers, air handling units, air cooled condensers, condensing units, unit coolers, air purifier AP 450 CMH, and Save-Cool, an adiabatic liquid cooling product. It also provides building envelope products comprising KingZip, foilback, RW, benchmark, architectural wall panels, and cold store systems; ARII smart solutions; building envelopes and air-conditioning systems under the BluSolutions services; coil replacement and AHU renovation services; and M&E design and solutions. In addition, the company offers cold room, cold store design, and installation services; smart solutions design and installation services; and product development services; maintenance and inspection services; hotel and construction services, design, test, and construction production systems; high voltage power distribution; manufacturing and distribution water supply; and electric power generation and transmission. C.I. Group Public Company Limited was founded in 1983 and is headquartered in Pathum Thani, Thailand.