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Anhui Aerospace&YHPM Health Tech. Co., Ltd.(Hereinafter referred to as"YHPM Group"), established in 2006, is a national high-tech enterprise specialized in R&D and application of graphene materials .Along with 10 years concentrated R&D and market practice, YHPM Group has accumulated a large number of patented technologies in the field of graphene wave absorption shielding and graphene far-infrared heating. In 2017, we launched a series of graphene heating physiotherapy health products, covering graphene heating physiotherapy protective gear, warm clothing, heating home products and so on. In 2017, YHPM Group merged Xiaodun Tech.(Shenzhen) Co., Ltd. who is specialized in disinfection and health products with its own brand DUNHOME.In 2018, YHPM Group has entered the field of new energy vehicle batteries and launched high-precision li-battery heating module series by graphene heating, becoming the largest domestic leader in the development, production and application of graphene heating films.At the beginning of 2019, YHPM Group officially entered the field of graphene electric heating.