Hanwei Electronics Group Corporation, together with its subsidiaries, provides gas sensors and instruments in China and internationally. It operates through Sensor, Industrial Safety, Public Matters, Smart City, and Environmental Protection segments. The company offers domestic gas alarm products, such as battery-operated and AC powered CO alarms, independent natural or LPG gas alarms, smart gas detectors, combined CH4 and CO alarms, smoke detector, and air quality monitors; industrial gas detection products, including gas leak, portable single gas, portable multi gas, fixed gas, open path gas, and flame detectors, as well as gas control panels; and alcohol tester products comprising semiconductor, fuel cell, rapid screen, professional, and standalone breathalyzers. It also provides heated blankets; water and gas meters, and environmental parameter monitoring devices; and health condition monitoring products, such as smart anti-snore pillows, portable UVC lamps, fingertip pulse oximeters, thermal imagers, thermal and optical bi-spectrum network bullet cameras, and face recognition temperature measurement terminals. In addition, the company offers solutions for enterprise safety; municipal service; commercial, residential fire, and gas safety; and alcohol tester and safety driving, as well as supplies sensor-based IoT solutions. The company’s products are used in petroleum, chemical, metallurgy, mining, electronics, electricity, pharmaceutical, food, medical health, agriculture, gas, water supply and discharge, heating, municipal engineering, home security and health, public areas, waste gas treatment, sewage treatment, biological sciences, aerospace, military, anti-terrorism, and traffic safety management applications. The company was formerly known as Henan Hanwei Electronics Co., Ltd. and changed its name to Hanwei Electronics Group Corporation in July 2017. Hanwei Electronics Group Corporation was founded in 1998 and is headquartered in Zhengzhou, China.