Founded in 1999, Tongdy Sensing is an industry leader which
has designed and manufactured high quality IAQ products and HVAC
controllers for 12 years.
Tongdy provides IAQ products including transmitters/controllers of
carbon dioxide and carbon monoxide, with or without temperature and
humidity detection; other IAQ indicators and controllers of ozone
and VOC’s, as well as micro particles. The HVAC products include
temperature and humidity transmitters, programmable and
non-programmable digital thermostats and humidity controllers with
Modbus and Bacnet interface. Not only these products have Modbus or
Bacnet option but also some of them have Zigbee or Wifi
All of these products have CE-approval.
As an advanced technology company, Tongdy heavily invests in
R&D in IAQ and HVAC products and solutions for more than 10
years, it’s professional to supply the high quality products with
high quality service. Tongdy specializes in customizing products to
meet the unique customer requirements with quick response at best
Tongdy’s products have been resold and used in European markets,
North and South America markets, Gulf areas, Australia and New
Zealand, Southeast Asia markets. Many local partners have
established a stable relationship of cooperation with Tongdy, and
we’re together to won some local large projects and government
With moving to the new building from March of 2014, Tongdy has not
only more space and equipment, but also has more professional
service to customers. We believe Tongdy will go another new
milestone in the near future.
Tongdy has dedicated to establishing a win-win situation with the
partners and customers. It will continue to develop more new
products with high quality and best service.