On July 26, 2022, the U.S. International Trade Commission (ITC) voted to make the fourth anti-dumping sunset review of polyester staple fibers (PolyesterStapleFiber) imported from Taiwan and South Korea. The final affirmative ruling on industrial damage: ruling that if the current anti-dumping is cancelled In a reasonably foreseeable period, substantial damage to the U.S. domestic industry caused by the import of the product in question may continue or recur. According to the final ruling, the current anti-dumping measures in this case continue to be effective. In this ruling, five members of the US International Trade Commission voted affirmatively.
On April 29, 1999, the U.S. Department of Commerce issued an announcement to initiate an anti-dumping investigation on polyester staple fibers imported from Taiwan, China and South Korea. On March 30, 2000, the US Department of Commerce issued an announcement to make a final anti-dumping ruling on polyester staple fibers imported from Taiwan, China, and then revised the final ruling on April 27. On May 25, 2000, the United States formally imposed anti-dumping duties on polyester staple fibers imported from Taiwan, China and South Korea. Since then, the United States has conducted three sunset reviews, and extended the tax collection period three times on April 3, 2006, September 30, 2011, and February 10, 2017. On January 3, 2022, the U.S. Department of Commerce initiated the fourth anti-dumping sunset review investigation on polyester staple fibers imported from Taiwan and South Korea. On May 9, 2022, the U.S. Department of Commerce made the fourth anti-dumping fast sunset review final ruling on polyester staple fibers imported from Taiwan and South Korea.