Huahongchuang (Dongguan) Membrane Products Limited (short for HHC)&TKM Membrane Technology Co.,Ltd (Foundation Technology Manufacturing Limited as headquarters) has been specializing in manufacturing and distributing of membrane switches, digital touch screen panels, silicone rubber keypads & parts and the other relative products, which was founded in 1997. At currently, we have two membrane factories and a silicone product factory in Dongguan China.