Shortly after President Trump announced an increase in tariffs on U.S. imports from China, regulators in Beijing unveiled a probe of DuPont, alleging unspecified monopolistic behavior.

The trade war is broader in scope than the one during Trump's first administration and continues to intensify with each round of retaliatory tariffs.

China responded to US tariffs imposed by President Donald Trump with a series of countermeasures, including 34 per cent additional duties on all American goods and export curbs on certain rare earth e