On May 18, 2025 China set a rate of 74.9% on imports of polyacetals from the US, 34.5% on imports from EU, and varying rates on imports from Japan and Taiwan. Imports from Japan were set a duty of 35.5%, except for Asahi Kasei, with a company-specific rate of 24.5%; imports from Taiwan were at 32.6%, except for Formosa Plastics, at 4%, and Polyplastics, at 3.8%.