In the year Guangxu 30 (1904) the Ministry of Revenue created a concrete implementation for the manufacture of gold coins, while in Guangxu 31 (1905) the government of the Qing dynasty reformed the currency system to allow for gold coins, these would be cast by the Tianjin General Mint operated by the Ministry of Revenue with the inscription Da-Qing Jinbi (大清金幣), These coins bore a similar inscription to the copper-alloy Da-Qing Tongbi (大清銅幣) and the silver Da-Qing Yinbi (大清銀幣), which were both introduced to standardise the national coinages in their respective metals.