China has been front-loading exports to the US ahead of a looming rise in tariffs in January. Chinese stocks tumbled Friday on trade-war fears and worries about a slowing Chinese economy. Experts are pessimistic about the outcome of a meeting between the two countries’ presidents at the G20 summit later this month.

https://www.cnbc.com/2019/09/03/trade-war-us-china-business-council-on-trumps-reelection-prospects.html