Free of charge. Baoji Qianjia Coarse Grains King Buffet is located in Jingyi Road, Weibin District, Baoji City, Shaanxi Province. The store is free on its birthday. Baoji, known as Chencang and Yongcheng in ancient times, is known as "the hometown of Emperor Yan and the hometown of bronzes". It is the sub-central city of Guanzhong Plain urban agglomeration and the sub-central city of Guanzhong-Tianshui Economic Zone.