Since 2001, as a high tech professional company, we have been engaged in the automatic control system and instruments' research, development, manufacturing and service for over 10 years in the fields of HVAC/R and BAS industry.


We are committed to the original product development and manufacturing and obtained dozens of intellectual properties, including ISO9000 certification, national high-tech enterprises certification, patents, software copyrights, and trademarks, etc. We have owned full products lines including differential pressure transmitter, digital pressure gauge, pressure switch, temperature/humidity transmitter, CO2 transmitter, CO transmitters, level switches, actuators and valves. These products are becoming the mainstream products and one of the best brands and cost-effective in the field of domestic and international HVAC&R and BAS industry.


With the new company name and logo (TEREN) as a new start for the future, instead of our former name and brand CATIC, we will strive to build TEREN to be the domestic first-class, internationally well known brand in the industry.