The world’s two biggest economies agreed to a temporary rollback of most of their recent levies after negotiating 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.