Hanwei Electronics Group Corporation and its subsidiaries provide gas sensors and instruments in China and internationally. Its products include sensors such as laser gas, inertial measurement unit, inclination, vibration, semiconductor gas, planar semiconductor gas, MEMS gas, infrared gas, electrochemical gas, and catalytic combustion gas sensors. The company also offers industrial safety, municipal supervision, environmental monitoring, smart water management, smart fire protection, and traffic safety products, as well as solutions for smart security, smart gas, consumer electronics, IoT, smart home, smart agriculture, and industrial internet. Formerly known as Henan Hanwei Electronics Co., Ltd., it changed its name to Hanwei Electronics Group Corporation in July 2017, was founded in 1998, and is headquartered in Zhengzhou, China.