About Deyi Tech

Dongguan Deyi Electronic Technology Co., Ltd., is an air quality measuring instruments manufacturer founded in 2019. We are located in Dongguan City, Guangdong Province, China.

Our product line covers carbon dioxide monitors, dust particle counters, temperature and humidity meters, differential pressure gauges, multifunctional anemometers, etc. We always attempt and strive to create unique and highly accurate gas sensors and equipment. For example, the 7-in-1 multifunctional analyzer has a CO2 error of ±3% and an AQI accuracy of ±10μg/m³.

We have a wide range of partners including restaurants, food processing, agriculture, education and research, supermarket chains, cinemas, and other production sites or public places.

Deyi’s instruments are recognized worldwide with authoritative certificates such as CE, FCC, and RoHS.

We have a team of knowledgeable engineering consultants and technical support.

If you need any help with your order, we will be here to help you 24/7. If you are interested in our measuring instruments, please don’t hesitate to contact us by phone (+86-18316400723) or email (office@ecodeyi.com)

Thanks to our automated production facilities, we have effectively increased our production capacity by as much as 30%, and are able to produce up to 1000 units a day.

Our 3,000㎡ factory is equipped with equipment and processes for design, injection moulding, circuit board mounting, assembly, testing, and warehousing. We have a production team large enough to handle bulk OEM and ODM orders, and the knowledgeable technical sales and engineering consultants can assist you with customized products, including model design, function development, interface customization, private label and more.

Specialist R&D Team

IMG 20211110 175445 scaled e1641263468158

As a young measuring instruments manufacturer, focusing on the user’s strict monitoring of the environment is at the heart of our business.

We employ 20+ experts having 10+ years’ experience in the development of measuring instruments, and we have developed a range of air quality monitoring equipment including: carbon dioxide monitors, dust particle counters, temperature and humidity meters, differential pressure meters and multifunctional analysers.

Our R&D and sales teams conduct weekly product meetings, allowing our sales managers to discuss our customers’ product requirements with our R&D specialists, and work out a perfect solution for our customers.

Our Team

cropped StockSnap H7X6H0Q4IA

Stephen Robbins


StockSnap 7LJXUWVX9S
Factory area
Clients Number
R&D Staff

Our Happy Customers

Open chat
Need help?
Hello, how can I help you?
Do not hesitate to contact us. We have our own online shop as well.
So, if you want to buy 1 unit only, that's ok for us as well.