Estabilsed in 2002, Hotlong is located in No.28,Runyang Road, Qingyang Town, Jiangyin City,Jiangsu Province, China. Hotlong specializes in provides flexible heating elements and custom heating solutions, such as silicione rubber heaters, polyimide film heater, mica heaters, etc. They are widely used in new energy vehicles, medical devices, semiconductors, power Industry, petrochemicals, aerospace, or more areas. After all these years, our products have UL/CUL and CE certifications and the factory management has passed TS16949, ISO18001 and ISO9001. Until now, we have totally 18 authorized patents, including 17 utility model patents and 1 appearance patent. Our technical staffs possess rich experiences from many industries to provide you one-stop services for customized heating solutions.