Adsign International Company Ltd. Adsign International Company Ltd., specializes in designing and sales an extensive range of display stands, exhibition equipment, lighting boxes signs and more, Our engineering department and industrial designers are constantly developing new products and enhancements to existing products. As a company located in Shanghai, we enjoy the convenient traffic, large manufacturing pool and other beneficial conditions favorable business environment here with an overseas branch in USA. Our manufacturer network has been established around Jiangsu. We take it as a motto to provide reliable quality, on-time delivery, effective management and efficient communication.