On June 13, 1858, the Treaty of Tianjin between China and Russia was signed. During the Second Opium War, the British-French coalition attacked Davao, pushed into Xinjiang and Kyoto, forcing the Qing Dynasty to sign an unequal treaty with it. On June 13, 1858, (in the beginning of May 3, 1858), the Qing Dynasty's ministers Guizhou, Pushana and the Russian Ambassador Puthiatine signed the China-Russian Tianjin Treaty in Xinjiang. The main contents were: (l) Russia's trade in Shanghai, Ningbo, Fukushima, Xiamen, Guangzhou, Taiwan, South China, Zhejiang and other seven ports of trade and parade vessels, if other countries opened ports along the sea,