Quality "Tiny Cooling Fan" should have the following characteristics: appearance, lines, color beautiful; plating smooth, shiny, no yellow, rust, peeling and waterlines phenomenon; "Tiny Cooling Fan" film hard, smooth, no bubble, scratch, no paint off, open at the end, hanging paint or paint mix different phenomena; garnish no damage, "Tiny Cooling Fan" fit tightly around the grille, no distortion, solder wire nets no loose sealing off and so on.