After the Opium War, China’s tea foreign trade developed rapidly because of the strong stimulation of foreign market demand and the high price of tea. To 1888, China’s tea foreign trade ushered in the heyday. The prosperity of tea foreign trade has produced a wide range of profound social impact, mainly manifested in three aspects: first, the status of tea in foreign trade cannot be ignored. Before the 1860s, the south of China’s tea exports were mainly concentrated in Guangzhou, Shanghai, Fuzhou, the north location of the tea export was Chakotu. There has been a big increase in tea output from these regions. From 1860s to the mid-1880s, China’s tea industry was impacted by foreign tea, but China’s total tea export continued to increase. With the rapid increase in the number of tea exports, the value of tea exports maintained a high level of operation, the average proportion of tea exports accounted for half of the country’s foreign trade. Second, tea foreign trade promoted the development of related industries. The prosperity of tea foreign trade has promoted the rapid development of tea planting industry. Export-oriented tea area was booming, new tea areas continued to emerge, the old tea area production expanded, all types of tea had greater development, especially black tea was the most typical. The prosperity of tea foreign trade enlivened the capital finance industry. A large number of tea exports promoted the collection of tea tax, but also promoted the capital flow. Foreign trade in tea promoted the development of related industries. From tea collection, production, marketing, many industries were involved in, they were benefiting from the prosperity of tea foreign trade. Third, the prosperity of tea foreign trade promoted the appearance changes of tea area. The prosperity of tea foreign trade has affected the planting structure in rural areas. In areas suitable for tea cultivation, food crops and cash crop had given way to tea cultivation. The booming foreign trade in tea has increased employment opportunities. The prosperity of tea foreign trade has a profound impact on people’s ideas. People’s attitudes towards growing food, environmental protection and doing business have changed accordingly.