Large-sized industrial control touch screen

The invention discloses a large-sized industrial control touch screen. The large-sized industrial control touch screen comprises an ITO conducting film, the ITO conducting film comprises a peripheral wiring area and a middle window area, the peripheral wiring area is arranged on the periphery of the middle window area in an encircling mode, and a silver adhesive conducting main circuit in the peripheral wiring area is connected with the serial port circuit end which is connected with a communication control bus arranged on a bottom frame of the peripheral wiring area. The area where the silver adhesive conducting main circuit is connected with the serial port circuit end is an FPC hot-press area, the position, towards the upper portion of the middle window area, of the FPC hot-press area is a hot-press sinking area, a thermal-insulated cutting groove is formed between the FPC hot-press area and the hot-press sinking area, and the thermal-insulated cutting groove is used for thermal insulation and separation o