Gas Safety One-stop Solution Provider
DUOTESI was established in 2021 and is located in the High-tech Development Zone of Zhengzhou City, Henan Province. It is a technology-based enterprise specializing in the development and application of sensor technologies and solutions, integrating production, research and development, and sales. The company’s products mainly include electrochemical, infrared, laser, photoionization and other gas sensors, precision detection instruments and meters, gas detection controllers, etc., totaling over 100 types of products in 10 major product series.
It has a high-precision gas sensor production workshop, a precision instrument and meter processing workshop, and a comprehensive testing laboratory, with complete supporting facilities. It has successfully built a closed-loop ecosystem of “demand connection – integrated innovation – independent research and development – design production – sales and service”, and has exported to 130 countries and regions in Europe, Asia, and South America. Currently, DUTESI provides over 800,000 gas products to the global market annually.
Corporate Culture
Corporate Mission:
To ensure the peace of mind of users, to reassure customers, and to satisfy employees.To build a benchmark enterprise for the production of sensors that safeguard gas environment safety.
Business Philosophy:
To construct a community of value destiny for customers, employees and the enterprise.
Corporate Vision:
To become a respected gas safety detection production enterprise in the industry.
Values:
Honesty, Endeavor, Win-win, Innovation.
Development Process
2008.06
MEIHUI Technology was established, focusing on providing light sources and ancillary products for analytical instruments.
2015.01
MEIHUI Technology and Hamamatsu launched strategic cooperation.
2016.03
Self-developed tritium lamp series products launched.
2017.01
Heraeus authorised MEIHUI Technology as an authorised distributor (China).
2017.05
MEIHUI Technology begins development of photoionisation PID sensors.
2018.12
MEIHUI Technology set up a Duotesi technical team in Henan Province and started to develop electric chemical sensors independently.
2020.06
Henan Duotesi independently developed electrochemical leadfree oxygen sensor.
2022.12
Henan Duotesi launches low-power infrared combustible sensor in preparation for foreign trade development.
2023.04
Henan Duotesi started foreign trade.
2023.06
Henan Duotesi Launches Lead-Free Oxygen Sensor.
2023.12
Henan Duotesi electrochemical sensors annual shipments exceeded 400,000 units.
2025.04
Henan Duotesi Launches Laser Sensor.
