Electronic adhesive includes EVA hot melt adhesive, organic silica gel, epoxy adhesive, UV adhesive, PUR adhesive, conductive adhesive, instant drying adhesive, polyurethane adhesive, anaerobic adhesive, etc. In the production process of smart terminal products, electronic adhesives are required for the connection and protection of components on the smart terminal PCBA, the bonding and interconnection of functional modules, and the bonding and sealing of shells.