Daoguang reign in the Qing Dynasty emperor casting (1821-1850). The money is usually 2.2-2.4 centimeters and weighs 2.5-3.6 grams. Qian Wen "Daoguang Tong Bao" four words in regular script writing right and left from the top down. While reading, money back is twenty on the name of the Bureau of the Manchu treasure. The basic characteristics of Jia Qingqian and Daoguang reign form the same, the difference is due to the lack of Kuche, Xinjiang Aksu and began to cast brass folded in five when the ten appreciation of flat money, this is the origin of the virtual value of money in the Qing dynasty. Only a few money back Daoguang reign lines and remember, remember and remember the value, but does not see more Chinese characters. There is light Tongbao collection value, two fold back light Tongbao script light-years between casting Zong Dao Xuan Baoquan bureau. The surface shape with Jia Qingqian, regular script, direct reading; back board: direct source of Manchu Su Nanchang Wuchuan Zhejiang Fujin Shaanxi Guanggui Yundong Guizhou, Yili, Akesu, Kuche, new. Light money making rough, size, severity of the poor, average diameter 2.2--2.4 cm, weight 2.5--3.6 grams, the Xinjiang Akesu, Kuche for example, three, new Bureau was cast on five virtual value, when the ten money, money is also the beginning of virtual. Handed down a few goods of no rarity. The price of a coin must be determined according to the variety of coins, the quantity and the market demand.