U.S. President Donald Trump on Friday said he hoped for productive talks with Chinese President Xi Jinping on a trade war that is casting a shadow on global growth, but said he had not made any promises about a reprieve from escalating tariffs.

The United States is in behind-the-scenes talks with North Korea over a possible third summit and has proposed working-level negotiations that have been stalled since the second such meeting in February, South Korean President Moon Jae-in said on Wednesday.

The United States hopes to re-launch trade talks with China after President Donald Trump and President Xi Jinping meet in Japan on Saturday, but Washington will not accept any conditions around the U.S. use of tariffs in the dispute, a senior administration official said on Tuesday.

Leaders’ agenda laid out during Lighthizer-Liu call on Monday. Each side seeks concessions, both want to limit market turmoil

U.S. President Donald Trump views this week’s meeting with Chinese President Xi Jinping as a chance to see where Beijing stands on the two countries’ trade war, and is “comfortable with any outcome” from the talks, a senior U.S. official said on Monday.

FedEx Corp on Monday sued the U.S. government, saying it should not be held liable if it inadvertently shipped products that violated a Trump administration ban on exports to some Chinese companies.

Senior Chinese and U.S. trade officials spoke by telephone on Monday ahead of talks between Chinese President Xi Jinping and U.S. President Donald Trump set for later this week, as the world’s two largest economies remain locked in a tariff war.

Move follows White House executive order restricting some foreign-made gear and services

Both China and the United States should make compromises in trade talks, Chinese Vice Commerce Minister Wang Shouwen said on Monday, ahead of a much anticipated meeting between the Chinese and U.S. presidents at this week’s G20 summit in Japan.

Moscow courts investment from China at forum as domestic economic growth lags