Book of Songs card is the first cultural theme credit card issued by Postal Savings Bank. The Book of Songs card of China Postal Savings Bank is the first series of theme cards of Chinese studies with the special stamps of the Book of Songs as the card surface. The stamp designer is Gao Yun, director of China Artists Association, vice president of Chinese Painting Society, president of Jiangsu Chinese Painting Society and a famous painter. Six themes are specially selected as gold or platinum cards, which will be issued nationwide within a limited time.