They include food products, chemicals, steel and aluminum and consumer goods ranging from dog food, furniture and carpets to car tires, bicycles, baseball gloves and beauty products.
There was no immediate reaction from the Chinese government. In July it accused the United States of bullying and warned it would hit back.
“Given the scope of the products covered, about half of all imports from China are facing tariffs, including consumer goods,” Ennis said. “The cost increases will be passed on to customers, so it will affect most Americans pocketbooks.”