Explore our leading environmental monitoring hardware tailored for commercial real estate, HVAC systems, cleanrooms, and smart building automation networks in Portugal.
Portugal is rapidly advancing its ecological transition, placing strict emphasis on atmospheric protection, urban sustainability, and indoor environment health. Driven by the European Union's stringent European Green Deal objectives and national initiatives such as Portugal's PNEC 2030 (National Energy and Climate Plan), municipalities and enterprise sectors across Lisbon, Porto, Braga, and Faro are actively modernizing their monitoring infrastructure.
As a leading Particulate Matter Sensor Company & OEM Manufacturer supplying Portugal, Tongdy Sensing Technology delivers high-precision laser particle counters, real-time fine particulate matter (PM1.0, PM2.5, PM10) detectors, and integrated multi-gas monitoring systems built specifically to satisfy modern architectural standards like WELL Building Standard™ and LEED certification.
Understanding the specific operational demands of Portuguese commercial real estate, agriculture processing, coastal environments, and high-tech sectors.
In Lisbon’s financial districts (Parque das Nações, Avenida da Liberdade), Grade-A office facilities integrate Tongdy multi-sensor modules into modern Building Management Systems (BMS via BACnet MS/TP or Modbus RTU). Real-time monitoring of particulate matter (PM2.5) guarantees occupant health and maximizes points for RESET, LEED, and WELL building certifications.
Portugal’s renowned wine sector in the Douro Valley and Alentejo region, along with cork production hubs in Northern Portugal, demands precise airborne micro-dust and ambient humidity monitoring. Tongdy's robust, dew-proof, and sealed sensor designs prevent airborne dust contamination during processing and aging phases.
Coastal climate humidity combined with wind-blown fine marine aerosol particles can compromise indoor air systems in Algarve luxury hotels. Tongdy’s customized particulate monitors with exclusive ambient drift calibration algorithms ensure reliable long-term accuracy without false readings from sea salt humidity fluctuations.
Our work makes a difference in helping you make the healthy indoor air quality. As one of the earliest companies in China engaged in air quality monitoring products, Tongdy has been always focusing on its strong technology development and design capabilities on the indoor air quality monitors.
Our Purpose: We foster research and development on obtaining accurate air quality data, help you well understand and improve the air you breathe by quantitative assessment and data analysis.
For pursuing our ultimate purpose of creating healthy indoor air quality, we’re committed to obtain real and accurate data and cultivating the next generation of innovators in technology and engineering.
Tongdy products undergo rigorous international standard testing to meet CE, RoHS, ISO9001, and RESET air monitoring device specifications, serving engineering clients across Europe and worldwide.



Proprietary technology, the effective calibration method to support higher data accuracy in different environment.
Special multi-sensor module with the sealed cast aluminum structure and up to six sensors inside.
Tongdy-owned, and huge investment in research and development to ensure the product reliability and innovation.
“MyTongdy” Platform will help you reading and analyzing data of your air quality on PC or mobile APP.
Over 15 years experience for indoor air quality, Tongdy provides commercial accurate data and help you make data-driven decisions.
Bridging advanced Chinese manufacturing excellence with European HVAC integration standards for system integrators, distributors, and engineering contractors in Portugal.
Trusted by clients for high-quality products and professional service, fully compliant with Green Building standards across Europe including Portugal's building regulations.
Over 100 commercial-grade monitors and controllers, including CO2, single-gas, and multi-sensor solutions for HVAC, BMS, and green building applications.
Providing smart building managers, system integrators, and facility engineers with actionable, real-time data to make informed environmental decisions.
Flexible hardware, professional expertise and fast delivery enable cost-effective, customized gas detection and control solutions for OEM partners.
Browse our full selection of indoor air quality meters, PM2.5/PM10 particle detectors, CO controllers, OEM sensing modules, and smart thermostats.
Social Responsibility & Global Air Quality Standards
Tongdy actively develops air quality monitors and is devoted in healthy indoor air quality, and strive to become an excellent enterprise model.
As a corporate citizen, Tongdy has contributed to public welfare undertakings such as cooperate with public benefit corporation, like WELL- the world’s leading organization focused on deploying people first places to advance a global culture of health, especially exploring the impact of indoor air quality to people’s health based on The WELL Building Standard™.