18 1 yuan. According to Beijing Caibai Gold official website, the average price of gold in June 2007 was per gram 18 1 yuan. Caibai Jewelry is a brand of Beijing Caishikou Department Store Co., Ltd., located in Guang 'anmennei Street, Xicheng District, Beijing, with a business area of 8,800 square meters. With the qualification of China Gold Coin Franchise Retailer, it is the largest and most comprehensive gold jewelry franchise company in Beijing. Caibai is the first batch of "Chinese time-honored brands" named by the Ministry of Commerce.