... Mainland) Brand Name: Summer. Model Number: GMS100 / GMS50Electric Heater Type : Infrared Heater. Infrared Type / Heating Element: carton crystal Installation: Freestanding, Underfloor, ... shops, schools, hospital, garden house, vegetable patches, gas station etc.They are popular in winter and the places ... in March 2012, and has won the infrared inspection reports issued by the State Quality Supervision ...