Conductive paste mainly by the conductive filler, coupling agent, additives, solvents and other components of a functional ink, mainly in the printing of carbon paste, silver and other conductive ink. Touch screen with a conductive silver paste, the import of fine silver and resin composition, the ITO glass and ITO polyester film has excellent adhesion, good conductivity, low temperature curing, controllable electrical conductivity and low resistance values, in particular, line for touch-screen printing.