Dongguan HONGTU Instrument Co., LtdOur CampanyNO.53 Lu Hu Eastern Road Da Li Qing Xi Town Dongguan City, Guangdong Province ChinaDongguan 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.Walking at the forefront of the product, the motorcycle helmet testing machine is customized according to the latest standard ECE R22.06Dongguan HONGTU Instrument Co., LtdOur CampanyNO.53 Lu Hu Eastern Road Da Li Qing Xi Town Dongguan City, Guangdong Province ChinaDongguan 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.Walking at the forefront of the product, the motorcycle helmet testing machine is customized according to the latest standard ECE R22.06Dongguan HONGTU Instrument Co., LtdDongguan HONGTU Instrument Co., LtdDongguan HONGTU Instrument Co., LtdDongguan HONGTU Instrument Co., LtdDongguan HONGTU Instrument Co., LtdDongguan HONGTU Instrument Co., LtdDongguan HONGTU I