May 10, 2019
He said bilateral talks, due to resume in Washington later on Friday, were continuing in a very "congenial" way.
The US action, a sharp escalation of the countries' damaging trade war, took tariffs on affected Chinese goods to 25% from 10%.
China said it would retaliate.
It said it "deeply regrets" the move and would have to take "necessary counter-measures". Only recently, the US and China appeared to be close to ending months of trade tensions.