"China's countermeasures are rational", the Global Times, a tabloid run by the official People's Daily, said in a commentary. The White House initially announced tariffs - 25 percent on steel and 10 percent on aluminum - arguing they would protect USA companies and allow for the creation of new manufacturing plants - key Trump promises in the 2016 presidential campaign.
In July, Washington fired the first salvo in the escalating trade war with Beijing by introducing 25 percent tariffs on Chinese imports worth $34 billion.
The world's two biggest economies further escalated trade tensions last week, with China announcing possible additional tariffs late Friday in response to United States moves.More news: Ko in touch at British Open
Representatives for the White House and the US Commerce Department did not immediately reply to requests for comment on China's retaliatory move.
"But China will never surrender to blackmail and will definitely rise to defend itself when it involves national interests and national dignity", it said.
But Trump's Twitter posts Saturday evening reflected a much different mentality and suggest that the president prefers a much different strategy than one that resembles free trade.
Trump cited losses in China's stock market as he predicted the USA market could "go up dramatically" once trade deals were renegotiated. He said his administration would continue to employ tariffs if other nations were unwilling to come to the table on trade.More news: Record Iranian oil imports for India in July
However, "considering the unreasonable United States demands, a trade war is an act that aims to crush China's economic sovereignty, trying to force China to be a U.S. economic vassal just like Japan accepted the Plaza Accord". Beijing retaliated by imposing similar charges on the same amount of USA products.
China is proposing a 25% tariff on imports of United States liquefied natural gas, a major blow to an emerging American business. Mr Trump is aiming to reduce his country's $375.6 billion trade deficit in goods - the gap between imports and exports - with China.
A flurry of articles in Chinese state media emphasised the resilience of China's economy and downplayed concerns about the impact of the Sino-U.S. trade war.
"President Trump inherited an unfair trade regime where American workers and American companies were not treated reciprocally or fairly by the Chinese, and the efforts of the Trump administration are to right that, to correct that", Pompeo said to reporters on the sidelines of a regional forum in Singapore on Saturday.More news: Saudi Arabia expelling Canadian ambassador
Pompeo added that he had discussed trade issues with China's State Councillor Wang Yi on Friday.