Dongguan HONGTU Instrument Co., Ltd, was founded in 2009 in Dongguan, China. HOTOTECH was specialized in helmets, PV, breathing mask, sports protection, shoes and bags testing equipment and a variety of environmental chamber, also providing OEM/ODM service. HOTOTECH owning professional R&D Engineers and rigorous production processes, providing after-sales installation services in the world. HOTOTECH have passed ISO9001 and CE certification, with a number of practical patented products. HOTOTECH have always adhered to the quality-oriented, service as the camp concept, providing the best quality testing equipment and pre-sale after-sales service.