Lin made the comments after an additional 10% tariff on Chinese imports to the U.S. took effect Tuesday, prompting China to announce it would increase import duties by 10-15% on several key American agricultural food products, plus expand export controls on 15 U.S. firms in retaliation.

The National People’s Congress set new targets for economic growth and inflation this year that could be tough to reach.

Beijing imposed broad tariffs on imports of American food and said 15 U.S. companies could no longer buy from China without special permission.