Keveno Electronics Inc., being a company specializing in designing, developing and manufacturing HVAC/R products, has become one of the most popular professional hi-tech enterprises, which can supply its products to light industrial, commercial residential sectors for purpose improving ...
Telephone:86-10-52781522
Address:Room 605,Jindayuan Commecial Building,Changping,100085, Beijing, China
Tongdy Control Technology has designed and manufactured high quality IAQ products HVAC controllers for 15years. Our includes transmitters/ /controllers of carbon dioxide monoxide with temperature humidity detection; also other indicators Modbus interface such as Ozone VOC's well ...
Telephone: 86-10-59738930-8075
Address:8# Building, #9 Courtyard Dijin Rd. Haidian district