US President Donald Trump today forged ahead with tariffs of 125 percent against Chinese goods - escalating the US-China trade war.

Trump’s sweeping tariffs have unsettled the global economy since coming into force over the weekend, and China has vowed to fight back with tariffs of their own.

Mahon China Investment Management CEO David Mahon says China won't blink first in the stand-off.

"Trump's already blinked on all the other tariffs that he flung at countries quite randomly, so I don't think this is an economic argument. Reciprocal tariffs are another form of self-injury."

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