Beijing Neutral Green Sensing Technology Co., Ltd.

Tongdy Sensing Technology Corporation

Help you build and maintain a healthy indoor environment

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.

Focus on air quality detection and control over 15 years

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.