The move expands national emergency over Chinese surveillance technology used to "facilitate repression or serious human rights abuses," which "undermine the security or democratic values of the United States and our allies," The White House says.
The comments were made during meetings in Anchorage, Alaska, where US Secretary of State Antony Blinken said China's actions "threaten the rules-based order that maintains global stability."
Chinese Foreign Minister Wang Yi says his country hopes to see a clear departure from the practice of previous US administrations on dealing with Taiwan, which Beijing claims as its own territory.
Exports spiked 60.6 percent on-year in the January-February period, well above analysts' expectations, while imports rose 22.2 percent, with electronics and textile exports such as masks contributed to the spike in outbound shipments.
China's warning comes after New York Stock Exchange's statement that it would delist China Telecom Corp Ltd, China Mobile Ltd and China Unicom Hong Kong Ltd.
China's state councillor and Foreign Minister Wang Yi says there is now an opportunity for the country and the US to "open a new window of hope".
Microsoft, Twitter and Oracle are all in talks to acquire the app's US operations. Some are offering to even purchase New Zealand, Australia and UK operations.
The statement from William Evanina is believed to be the most pointed declaration by the US intelligence community linking the Kremlin to efforts to get President Trump re-elected.
China's foreign ministry condemned the action, which comes as tensions rise between the world's two largest economies. It warned of firm countermeasures if the US does not reverse its decision.
This first salvo in reaction to US steel and aluminium tariffs could be overshadowed by the decision to approve a possible tariff hike on Chinese goods worth up to $60 billion over Beijing's technology policy.
US says China will leave some export subsidies ranging from metals to agriculture and textiles
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