Guang Ya Aluminium Industries Co., Ltd, an aluminum extrusion manufacturer in Foshan, Guangdong, China. We specialized in aluminum business for decades and we are the top 5 aluminum brand in China. Our factory has sold aluminum materials of window & doors & curtain wall& Industry to oversea and completed a great many projects for many years.- Our Products: 6000s aluminum extrusion architectrial and industrial profiles.- Our Certification: ISO 9001, Qualicoat, Qualanod, SAI GLOBAL, CE, RoHS.- Our Quality: GB 5237, ASTM B211, EN755, EN 15088, JIS.- Our Strength: 4000+ employees, 270+ patents, 760,000+ sqm area, 300,000+ tons annual capacity.