China has now either imposed or proposed tariffs on $110 billion of US goods, representing the vast majority of China's annual imports of American products.
Last month, the USA imposed duties of 25 percent on Chinese imports worth $34bn.
Trump, who has boasted that trade wars are "easy to win", has threatened to ramp up the pressure and slap tariffs on virtually all of China's exports to the United States if Beijing does not back down and take steps to reduce the US$335 billion USA trade deficit with that country.
Falling within a list of $16 billion worth of traded items, the USTR pushed live its finalised tariff list on Tuesday, having tentatively published a 284 category proposal back in June. Since then, Washington and Beijing have raised the stakes by threatening more punitive trade measures in an intensifying dispute that has rattled financial markets anxious about the impact on investment and growth.
Sales to the U.S. rose by 13.3%, while China's surplus with the States shrank marginally to $28.1bn (£21.7bn) last month from a record $29bn (£22.4bn) in June. Chinese imports of goods and services into the United States previous year amounted to almost $524 billion. However, analysts still expect a less favourable trade balance for China in coming months given it's early days in the tariff brawl.
A bell tolls in Hiroshima as Japan mourns atomic bombings 73rd anniversary
Japan, which hosts U.S. troops and is covered by the USA nuclear umbrella protecting it from attack, has not signed the treaty. The Little Boy atomic bomb , the type detonated over Hiroshima on August 6, 1945.
President Trump had repeatedly expressed discontent over the U.S. trade deficit with China, accusing the country of unfair trade practices, intellectual property theft, currency manipulation, and of providing state aid to Chinese firms.
Thanks to the surge, the trade surplus narrowed by 42.6 percent to 176.96 billion yuan last month.
China's foreign trade maintained steady growth in the first seven months of this year despite escalating trade tensions with the United States, with data pointing to a more balanced trade picture. With higher oil prices this year and the taxes they now can't avoid paying, the teapots are expected to reduce their imports, threatening China's oil demand growth, and ultimately, global oil demand growth.
The latest commentary from state media on Wednesday took a softer line after resorting to personal attacks against Trump earlier in the week, saying China could get through the storm but refrained from directly mentioning the US President.
China has already retaliated against the United States with its own tariffs and proposed others if Washington goes ahead with all its threats. Products being targeted now include crude oil, cars, steel and medical equipment.
His administration confirmed that its trade assault would soon cover more than $50 billion of products from China. China's latest tariffs will be implemented on August 23, in tandem with the U.S.