Final Affirmative Determinations in the Antidumping and Countervailing Duty Investigations of Thermoformed Molded Fiber Products from the People’s Republic of China and the Socialist Republic of Vietnam

Final Affirmative Determinations in the Antidumping and Countervailing Duty Investigations of Thermoformed Molded Fiber Products from the People’s Republic of China and the Socialist Republic of Vietnam 

On September 25, 2025, the U.S. Department of Commerce (Commerce) announced its final affirmative determinations in the antidumping duty (AD) and countervailing duty (CVD) investigations of thermoformed molded fiber products from the People’s Republic of China (China) and the Socialist Republic of Vietnam (Vietnam).

Final Dumping Margins

China 

Vietnam 

Final Subsidy Rates 

China

*Rate based on facts available with adverse inferences.

Vietnam

*Rate based on facts available with adverse inferences.

Next Steps 

• The U.S. International Trade Commission (ITC) is running a concurrent injury determination investigation. For more information related to the ITC’s timeline, please refer to the ITC’s calendar.

Import Statistics 

Source: U.S. Census Bureau, accessed through S&P Global Trade Atlas (Harmonized Tariff Schedule of the United States (HTSUS) subheadings 4823.70.0020 and 4823.70.0040). Imports under these HTSUS subheadings are reported in different units of measurement; therefore, volume data are not included in the above chart. In addition, these HTSUS subheadings cover subject merchandise and non-subject merchandise; therefore, the above import statistics may be overstated.

Other Case Information

• The petitioners for these AD/CVD investigations are Genera (Vonore, TN), Tellus Products, LLC (Belle Glade, FL), and the United Steel, Paper and Forestry, Rubber, Manufacturing, Energy, Allied Industrial and Service Workers International Union, AFL-CIO, CLC (Washington, DC) (collectively, the American Molded Fiber Coalition).

• Additional case information, including the scope of the investigations, is on file electronically via Enforcement and Compliance’s Antidumping and Countervailing Duty Centralized Electronic Service System (ACCESS). Once you log in, please refer to the following case numbers:

  Trading Partner	AD Case Number	CVD Case Number
  China	A-570-182	C-570-183
  Vietnam	A-552-845	C-552-846

• For more information on subsidy programs, please refer to the subsidies enforcement library.
• To date, Commerce maintains 781 AD and CVD orders that provide relief to American companies and industries impacted by unfair trade.