According to information from the Permanent Mission of Vietnam in Geneva, on 2 December 2025, the United States notified the World Trade Organization (WTO) that the U.S. International Trade Commission (USITC) had initiated a global safeguard investigation concerning quartz surface products classified under HS codes 6810.99.0020, 6810.99.0040, and 7020.00.6000. The investigation has been formally conducted…