The world’s two biggest economies agreed to a 90-day pause on most of their levies after a first round of trade talks in Switzerland over the weekend.

Both sides are hailing the temporary reprieve, which will cut U.S. duties on Chinese goods to 30 percent, but analysts say underlying issues remain.

China and the United States announced a truce in their trade war on Monday after talks in Geneva that will roll back the bulk of tariffs and other countermeasures by Wednesday.