Shanghai Hengda Advertising Co., Ltd. Is a set design (Planning), research and development, production, installation, release, maintenance in one of the advertising agency. The company is composed of a business unit, design department production department, installation engineering, maintenance service, etc., to provide customers with throughout the entire service system. We have a group engaged in outdoor advertising work for years and have rich experience of designers and engineering and technical personnel, with advanced production equipment, application of new technique, new technology, the implementation of scientific testing methods and management methods, to ensure the excellent quality of our project.