Aerosun (航天晨光股份有限公司) is a company specializing in the research and production of special-purpose vehicles. It manufactures urban garbage, road cleaning, garbage collection, refueling, grease supply, airport, and other types of vehicles. The company also provides components such as flexible fittings, expansion joints, and metal hoses. Aerosun caters to the sanitation, construction, airport, defense, and other sectors.