[The United States makes the third final ruling on the sunset review of China-related magnesia carbon bricks] On November 9, according to the China Trade Remedy Information Network, on November 4, the U.S. Department of Commerce issued an announcement stating that it would impose restrictions on magnesia carbon bricks imported from China and Mexico. Bricks) made the final ruling on the third rapid sunset review of anti-dumping, ruling that if the anti-dumping duties in this case are cancelled, the dumping of the products involved in China will continue or reoccur at a dumping margin of 236%, and the dumping of the products involved in Mexico will continue or reoccur at a dumping margin of 57.90%. At the same time, the U.S. Department of Commerce made the final ruling on the third anti-subsidy rapid sunset review of magnesia carbon bricks imported from China, ruling that if the countervailing duties in this case are cancelled, subsidies for the products involved in China will continue or reoccur at tax rates of 3.00%-232.63%.