11-Yangguang Network (Wenfeng Electric heating) Top Ten recommended heating Brands11-Epoxy electrothermal Film (1)11-Sanitary Wenbao 3C Certification12-CNR (Central people\'s Radio) Economic Voice partner-12-Epoxy Electrothermal Film (2)12-warm foot pad CQC certification13-won the first prize in China (Qitaihe) graphene Application Innovation and Entrepreneurship Competition in 201813-washable flexible electrothermal film13-CE EMC authentication14-letter of appointment (Advisory Committee member of the Advisory Committee of the National graphene Product quality Supervision and Inspection Center14-Electrothermal film that purifies air14-CE authentication15-The Voice of China (thank you unit)15-electrothermal film that can improve bond strength-15-RoHS authentication