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Warmly celebrate the 25th anniversary of the return of Hong Kong

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Sources of Indoor Air Pollutants

  The relative importance of any single source depends on how much of a given pollutant it emits, how hazardous those emissions are, occupant proximity to the emission source, and the ability of the ventilation system (i.e., general or local) to remove the contaminant. In some cases, factor... Read More

Spring Festival Holiday

Dear customer, Chinese Spring Festival is the grandest festival in China. Our company, Tongdy will be closed for the Spring Festival holiday, from January 30th to February 6th, 2022. During the holiday, orders and shipments cannot be handled. The delivery time ... Read More

National Day Holiday

Dear customer, Chinese National Day is the grandest festival in China. Our company, Tongdy will be closed for the National Day, from October 1st to October 8th, 2021. During the holiday, orders and shipments cannot be handled. The delivery time around the Natio... Read More

Tongdy Healthy Living Symposium–Air decoding WELL Living Lab(China) Special Event

On 7th July, the special event “Healthy Living Symposium” was held in the newly opened WELL Living Lab (China). The event was jointly organized by Delos and Tongdy Sensing Technology Corporation. In the past three years, “Healthy Living Symposium” has invited experts acro... Read More

Spring Festival Holiday

Dear customer, Chinese Spring Festival is the grandest festival in China. Our company, Tongdy will be closed for the Spring Festival, from February 10th to February 18th, 2021. During the holiday, orders and shipments cannot be handled. The delivery time around... Read More

First restaurant in the world to attain RESET® Air…

Extract from RESET Sewickley Tavern, first restaurant in the world to attain RESET® Air Certification for Core & Shell and Commercial Interiors! Restaurant owners may initially be resistant to what they perceive as the prohibitive costs of new technology required to make a building “high per... Read More

National Day Holiday

Dear customer, National Day is a grand festival in China. Our company, Tongdy will be closed for the National Day, from October 1st to October 8th, 2020. During the holiday, orders and shipments cannot be handled. The delivery time around the National Day may a... Read More

An Overview on the Role of Relative Humidity in Airborne Transmission of SARS-CoV-2 in Indoor Environments

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RESET advances sensor-driven index optimizing indoor environment

Reposted from GIGA RESET advances sensor-driven index optimizing indoor environments against airborne viral infections “As an industry, we are doing remarkably few measurements and estimates of airborne concentrations of an airborne pathogen, especially when considering how infection rates are di... Read More

May Day Holiday Notice

Dear customer, May Day Holiday is coming soon. Our company, Tongdy will be closed for the May Day Holiday, from May 1st to May 5th, 2020. During the holiday, orders and shipments cannot be handled. The delivery time around the May Day Holiday may also be extend... Read More

The Concern of 51th Earth Day:

Air Quality in Built Environment    Today, we are delighted to welcome the 51th Earth Day with whose theme this year is Climate Action. On this very special day, we propose stakeholders to participant in a global air quality monitoring campaign-Plant a Sensor. This campaign, with Tongdy Sensing... Read More
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