Source from a Shenzhen-listed supplier
Henan Hanwei Electronics has about 600 employees, and develops, manufactures and sells gas sensors and detectors. Since 1998, we've established our own R&D team of more than 100 engineers. Our products are widely used in homes and commercial venues, as well as for individual protection, industrial online detection, environmental analysis, mining safety, breath alcohol testing and engineering monitoring. We are the leading professional manufacturer of gas detectors in China. And we've been listed on the Shenzhen Stock Exchange since 2009.

Eco-friendly solutions for all industries
Our products and solutions have been exported to many countries and areas all over the world, and are widely used to monitor the concentration of combustible, toxic, dangerous and special gases. Our products can be used in the oil, chemical, metallurgy, mining, electronics, electric power, pharmaceutical, food and medical industries, as well as in agriculture. They've also been applied to urban gas planning projects, for home safety and health, public areas, road safety management, sewage disposal and biomedical science. Our gas detectors are widely used to protect the environment and to improve the living conditions of people.

Visit our exhibition booths
Most of our products have ATEX, EN, UL, CE, TÜV, RoHS and other approvals. Every year, we attend OTC, IFSEC, Essen, Intersec, the Hong Kong Electronics Fair and the Canton Fair. Come visit us at these events. Check out our Global Sources Online showroom for more information today.