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.

The 145 percent U.S. tariff on Chinese goods will come down to 30 percent for 90 days, while the two sides continue talks aimed at resolving their differences.