Founded in 1999, Tongdy Control Technology Co., Ltd. is a manufacturer of digital thermostats for HVAC and indoor air quality monitors. Our main products include programmable and non-programmable digital, fan-coil, air damper, boiler heating, electric diffuser, proportional-action controlling, and network room thermostats, and remote control, VAV control, telephone remote control, and IAQ detecting systems. 

Our assets include a 3,000 square meter factory and advanced production equipment. As a high standard auto-control technology company, we are committed to R&D and have developed high quality control products for central air conditioning, residential air conditioning, heating, ventilation, and indoor air quality applications. All products adopt microprocessor technology and many have RS485 communication interfaces providing good stability, reliability, and performance at the lowest possible price.

Moreover, through five years of spot control quality control, we have gained enough experience to pass ISO9001authentication. In addition, we employ a team of twenty highly talented engineers with extensive research experience capable of rapidly customizing our products to specific customer requirements. For further product inquiries, please contact us. We look forward to hearing from you soon.