Changsha benchmark Culture Communication Co., Ltd. specializes in brand planning, VI design, advertising design, shop decoration, lighting engineering, sign production, LED lights luminous characters, advertising light boxes, a benchmark industrial design subsidiary. Reference Communication Co., Ltd. a professional design team, perfect service, high-quality post construction known in the industry. Signs to show their superiority is the business of advertising plaque characteristics, it is in fact the business brand identity. In the form of signs designed in various forms, since ancient times, different forms, ancient, sign production due to technical limitations, the widespread use of wood as the basic material production, production of forms are mostly carved, hand-painted. In modern times, with the upgrading of production technology, in the form of signs designed to provide businesses with more choices.