11 o'clock. Business hours of Vientiane City in Wuzhong Road, Xibei Youmian Village: 11:11-14:31 on Saturday and Sunday and 11:11-14:11 on Monday to Friday, so it opens at 11: 11. Xibei Youmian Village is the main brand of Xibei Catering Group, which specializes in Chinese leisure dinner, northwest cuisine, and Beijing Xibei Catering Management Company. It was founded in October 2111 by Mr. Jia Guolong, the chairman of Inner Mongolia Xibei Catering Co., Ltd.