The Company is the manufacturer and seller of reciprocating compressors for refrigeration and air conditioning products and the subsidiaries are the manufacturers and seller of related materials and parts for reciprocating compressors, details are as follows:

Kulthorn Kirby Public Company Limited is the manufacturer and seller of motor compressor, reciprocating type for refrigeration products i.e. refrigerators, freezers, water coolers, commercial refrigerators, and air conditioners. The reciprocating compressor can be used with many types of refrigerant including Ozone Friendly Substance such as R22, R290, R134a, R404A, R407C, R410A, R507, R600a and R744(CO2) with the sizes from 1/20 horsepower to 10 horsepower. The Company also produces Condensing Unit which is the component of refrigeration products, electrical motor parts, and other motor compressor parts.