On the afternoon of April 3, local time in the United States，The Office of the United States Trade Representative posted on its website a Section 301 investigation，List of products imported from China for which tariffs are proposed，The list contains about 1,300 separate tariff items，It's worth about $50 billion，It covers industries such as aerospace, information and communication technology, robotics and machinery。

The Office of the United States Trade Representative has recommended imposing an additional 25 percent tariff on Chinese products on the list。After the publication of the proposed list, there will be a 60-day public consultation period, at the end of which the final list of 301 sanctions against China will be published。

Screenshot of the Office of the United States Trade Representative website