when did the us start trading with china
China–United States relations On March 1, 1979, the two countries formally established embassies in each other's capitals. In 1979, outstanding private claims were resolved and a bilateral trade agreement was completed. Vice President Walter Mondale reciprocated Vice Premier Deng's visit with an August 1979 trip to China. This visit led to agreements in September 1980 on maritime affairs, civil aviation links, and textile matters, as well as a bilateral consular convention.