Chinese leader Xi Jinping has said his nation is “not afraid,” in his first public comment on the escalating trade war with the United States, as Beijing raised tariffs on US goods to 125%.

On Tuesday, President Donald Trump bragged that many foreign leaders were “kissing his ass” to avoid the steep tariffs he’d imposed on their countries. But China’s leader, Xi Jinping, was not one of them. “We are waiting for their call,” Trump said of China’s leadership in a social-media post.