Founded in 2008 in Shanghai, China, HighMile specializes in supplying qualified HVAC equipment and electric window openers. HighMile has two factories, one of them, called Shanghai Xiaobang HVAC, mainly produces fire dampers, fire and smoke dampers, smoke vent, exhaust fans, exhaust ducts, and louvers, etc; The other, called Shanghai Hengbang Intelligent Windows, manufactures linear actuator window openers, chain type window openers, Hand-cranked window openers, and remote control panel, etc.