... Surface treatment: Sand blasted anodizing Color:Sliver/black Aluminum solar frame for Solar Panel1.Delivery detail: around 30 days after the order2 ... :ISO9001,ISO140016.Annual capacity:3,500,000 kits Anhui Dowei Solar Technology Co., Ltd is one of subsidiary companies of Anhui ... , sale, and service of a multitude of types of aluminum solar frame. Aluminum Solar Frame