In 185 years since the ban of Guangzhou, Guangzhou was banned, and in 1840 (June 4, 1840), the British Navy invaded Guangzhou and tried to retreat. On July 2, 1840, the British Navy invaded Guangzhou, and the Guangzhou Governor Deng Xiaoping was able to withdraw. Soon after the outbreak of the Opium War, the British Army was attacked in Guangzhou, Deng Xiaoping and Xu Xiaoping were attacked in Guangzhou, and in July 1841, Deng Xiaoping and Xu Xiaoping were forced to retire from the artillery, buy new cannons, insisted on the preparation of the Guangzhou, so the British Army was unable to withdraw the good officer Deng Xiaoping,