ports were opened for trade by foreign powers
China was forced to open its ports to trade by foreign powers, resulting in a shortfall in tax and other revenues, as well as a strong influence of Western and Japanese foreign forces on the Chinese economy.
All restrictions on the opium trade were abolished and a fixed rate on the opium trade was established
China lost significant territories, including Hong Kong and the Jiama Islands, and was forced to grant concessions (the right to free trade, use of territory, and control of customs duties) to foreign powers within its territory
China lost Hong Kong and other lands as far back as 1997
China was obliged to pay huge reparations to Britain.
This included losses to British traders, all confiscated and destroyed opium, and the additional cost to the British government of conducting the war. The total sum amounted to 21 million silver dollars, the payments were made over several years and caused significant financial and economic problems for China.