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Types of Business


The company was incorporated on 10 April 2003 with registered capital of 94,000,000 Baht which was a result of a merger between C.I.Group Company Limited and Heat Interchange Company Limited by the same groups of shareholders namely Poomsanoh, Wangkorkiat and Wongsawang. The company’s objective is to manufacture coils, which are important parts in air conditioner, chiller and other types of  heat exchanger for domestic and international markets.

The company’s office and first factory is located in Pathumthani and later on expanded to Sriracha, Chonburi on 6 sq.rai of land and to Muang, Samutprakarn on 1 sq.rai of land. The headquarters is located on 1/1 Moo 7, Bangkoowad Rd., Bangkoowad, A. Muang Pathumthani 12000.


Overall Business Operation

                The company is a manufacturer of evaporator coils, condenser coils and chilled water coils which are important parts in all kind of heat exchangers.  Most of manufacturing orders are made to order basis for domestic and international market with sales proportion of 70% and 30% respectively.

                Domestic customers consists of  well-known air-conditioner manufacturers for international and domestic brands  especially those  with policies to buy parts from other sources and  those in replacement markets such as air-conditioning or refrigeration service and maintenance companies. For export markets, the company sells directly to customers in  Asia, Europe and sells through sales agents in USA, Canada, Australia and New Zealand. At present, the company is considered by customers as a high quality coils manufacturer. The company is the only manufacturer in Thailand  with product certification from Canadian Standards  Association (“CSA”) from Canada and Underwriters Laboratories Inc. (“UL”) of USA  which is globally accepted standards. Moreover, our teams of engineers provide consultancy services as well as product designs.