Founded in 1992, Immet Controls Co.,Ltd. specializes in design and producing automatical controls and products for central air-conditioning, heating, and ventilation system. It has a factory area of 15000 square meters and a product test center. With 250 employees, its annual productive ability can reach RMB 220 million yuan. The company follows the management reqnirement of the ISO9000 management system since the company was established, and in 1999 Immet Controls has been granted CE certificate from EEC,in 2002 has been granted CSA C/US certificate.Sinro Controls has established close cooperation and relationship with many famous companies in the world with excellent quality, reasonable price and friendly cooperative manner. The company's business covers all over the world. The export turnover every year exceeds 60% of the total sales. The development target of Immet controls is to advance with the domestic companies in the controls industry to build up a pround brand for chinese people.