Protective film, functional protective film, high temperature tape, insulating tape, special tape, high temperature double-sided tape, strong double-sided tape, pet double-sided tape, transparent double-sided tape, foam tape, single-sided tape, conductive shielding material, and agents imported 3m double-sided tape, tesa, Nitto and other brands. Products are widely used in semiconductor/communication/optoelectronics/digital/electronics/industrial/medical equipment/aerospace and other fields.