PHP9000-3F-H resin is one kind of halogen-free and environmentally friendly material, no organic solvents, high-performance resin, less resin diffusion, high via plugging selectiveness, Quick curing to prevent solder mask from entering holes, very strong adhesion with inner copper and resin of PCB via, excellent hardness, easy to grinding, without dent and depression after plating, good flatness, excellent bonding and chemical corrosion resistance, high Plating Over Filled Vias reliability.