Reference parameters: Model number: csx-cu-005 Substrate material: red copper (made in china) Dimension: 60mm*58mm Thermal conductivity: 400w/m-k Solder resist ink: high reflectivity of dainippon white ink Surface treatment: silver plating (ag thickness¡y120|¨¬¡å) Forming mode: cnc Package wattage: 100w Vacuum package