Shanghai DER New Material Co.,Ltd is one of the leading China blockout banner manufacturers and suppliers, with professional factory, we are able to produce high-quality blockout banner, pole banner material at competitive price, and we can always offer you products for sale. Welcome to wholesale products from us. DERFLEX Products have the following advantages: 1.High Strength to prevent any damage during installing. 2.Excellent ink absorption and flat surface, which guarantee vivid image printing. 3.Outdoor life assurance, good weather resistance. www.derflex-sign.com