China's export growth slowed to a three-month low in May as U.S. tariffs slammed shipments, while factory-gate deflation deepened to its worst level in two years, heaping pressure on the world's second-largest economy on both the domestic and external fronts.

Chinese exports grew slower than expected in May, according to official data Monday, as shipments to the United States tumbled amid global trade turmoil triggered by Donald Trump's tariff blitz.Leaders' failure to kickstart demand threatens their official growth targets and complicates their ability to shield its economy from Trump's tariff blitz.

China's exports to the US fell nearly 12% from April. The report of the slowdown comes just hours before another round of trade talks between US and Chinese officials in London.