India, Feb. 28 -- China has accused the US of exerting "tariff pressure and blackmail" after President Donald Trump threatened to slap an additional 10 per cent duty on imports from China, citing the flow of fentanyl into the country.

These are fresh tariffs which come in addition to the previous 10 per cent one levied on February 4, according to a report by news agency Reuters.

Trump's latest threat coincides with China's annual parliamentary meet which started on Wednesday. It is to roll out its 2025 economic policies.

Washington has "used the fentanyl issue to insist on tariff pressure and blackmail," the report quoted Chinese foreign ministry spokesperson Lin Jian as having said.

"It has created a serious impact, pressure, coercio...