The gentleman card is the membership card of Vienna Hotel. Vienna Hotel Group is a hotel investment management group headquartered in Shenzhen, China. It is composed of domestic private enterprise capital and Chinese and foreign hotel management elites. At present, it mainly operates three chain brands: Vienna Four-Star Business Hotel Chain, Vienna Express Hotel Chain and Gourmet Palace Restaurant Chain Planning Company. Its business scope includes hotel investment, contracting, trusteeship, franchising and planning consultation. Vienna Gold Card is a VIP card of Vienna Hotel, which is used for reservation. * * * is divided into four grades, namely VIP card, diamond card, supreme card and gentleman card.