1. On 08/20/2025, Commerce published in the Federal Register its affirmative preliminary determination in the countervailing duty (CVD) investigation of polypropylene corrugated boxes from the People's Republic of China (subject merchandise) (90 FR 40564). 2. The merchandise covered by this investigation is described in message 5142406, dated 05/22/2025. 3. This proceeding has been assigned case number C-570-208. 4. Accordingly, CBP shall suspend liquidation of subject merchandise entered, or withdrawn from warehouse, for consumption on or after 08/20/2025 (the date of publication of the preliminary determination), and shall require, for such entries, a cash deposit equal to the percentages of entered value for the producers and/or exporters listed below. Producer and/or Exporter: Dongguan Jian Xin Plastic Products Case Number: C-570-208-001 Cash Deposit: 199.60 percent Producer and/or Exporter: Jinan Mantis Co Ltd Case Number: C-570-208-002 Cash Deposit: 199.60 percent Producer and/or Exporter: Ningbo Luchen Packaging Technology Co., Ltd. Case Number: C-570-208-003 Cash Deposit: 199.60 percent Producer and/or Exporter: Shandong PPKG I&E Co. Ltd. Case Number: C-570-208-004 Cash Deposit: 199.60 percent Producer and/or Exporter: Suzhou Huiyuan Plastic Products Co. Case Number: C-570-208-005 Cash Deposit: 199.60 percent Producer and/or Exporter: All Others Case Number: C-570-208-000 Cash Deposit Rate: 199.60 percent 5. If there are any questions by the public regarding this message, please contact the Call Center for the Office of AD/CVD Operations, Enforcement and Compliance, International Trade Administration, U.S. Department of Commerce, at (202) 482-0984. CBP ports should submit their inquiries through authorized CBP channels only. (This message was generated by OVIII: RA.) 6. There are no restrictions on the release of this information. Alexander Amdur