50 yuan, 100 yuan, 200 yuan, 500 yuan, 1000 yuan. Shuangbai Shopping Plaza is a large shopping center in Chengde, which brings together a series of items such as clothing, shoes, hats, tobacco and alcohol. It is well regionalized, including leisure areas, fashion areas and various types of high-end brands. The company also provides shopping cards with the face value of 50 yuan, 200 yuan, 500 yuan and 1000 yuan for the convenience of the masses.