Our company has the top-class testing facilities, with the professional technology team, taking strictly standardized control, which the inspection happens in every process from the raw cotton, cotton yarn, base cloth and interlining. We focus on "Quality Control from the Initial Source." Our products got ISO9001:2008, ISO14001:2004, OEKO-TEX STANDARD 100, SAFE PRODUCTION, CLEAN PRODUCTION certificates. Doublegull insists on suppling high quality products and services to win customer trust and recognition.