Navarro said the main problem regarding China's unfair trade practices stems from its targeting of the "crown jewel" of US technology.
"Rather than altering those practices, it is now threatening United States companies, workers, and farmers who have done nothing wrong", he said.
Although Mr. Trump's audience applauded his comments on tariffs at the annual National Federation of Independent Business conference, the renewed trade hostilities between Washington and Beijing are spooking many sectors of the US economy, from Wall Street to the agricultural heartland. The first round is to take effect on July 6.
Apple CEO Tim Cook has been hard at work trying to make peace before the brewing trade war with the USA and China blows up.
Trump's former economic adviser, Gary Cohn, has warned that a continuing trade dispute could result in higher inflation and personal debt. "President Donald J. Trump says, that's not going to happen on his watch".
Two decades ago, China's economy was largely fuelled by exports, but it has made progress in rebalancing towards domestic investment and consumption since the global financial crisis erupted last decade - limiting the damage trade tariffs could inflict on Beijing.
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Pedestrians walk past a stock indicator displaying the closing rate of the Tokyo Stock Exchange in Tokyo on June 19, 2018.
The US-China trade frictions escalated further over the weekend and we are unfortunately moving away from the "Grand Bargain" scenario towards the "trade war" scenario.
"Everyone knows ... China is the main perpetrator", he said. "It's an unprecedented level of larceny". "This is predatory economics 101".
The Chinese Embassy in Washington did not immediately respond to a request for comment.
"I have an excellent relationship with President Xi (Jinping), and we will continue working together on many issues. But it's a joke", Pompeo said.
Later on Friday, China announced its own tariffs on American goods, including a wide range of seafood and agricultural products, many cars and trucks, petrochemicals and an array of medical equipment.
Tariffs on other United States goods will be announced at a later date, the Xinhua news agency reported.
The survey was conducted in February and March, before the latest escalation in U.S.
Trump, pursuing his "America First" policy, has been insisting that China has been unfairly benefitting from a massive trade imbalance with the United States, now estimated to be Dollars 376 billion. "We do our best to call out unfair economic behaviors as well".