... enclosure, extruded aluminum electronic enclosures , aluminium enclosures for electronics, audio amplifier enclosure, outdoor amplifier enclosure, ... per customer’s request) Surface treatment:Clear, Anodizing, Sandblasting, Powder coating, Electrophoresis, Silk screen. Color:Nature, black, silver, ... We have engaged in loudspeaker part producing for 12 years and we have established business with ...