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U.S. Antidumping & Countervailing Duties
Information and Resources for U.S. Trade Remedy Laws and Ongoing Proceedings

Preliminary Determination in the AD Investigation of Vanillin from China

Preliminary Affirmative Determination in the Antidumping Duty Investigation of Vanillin from the People’s Republic of China

On January 10, 2025, the U.S. Department of Commerce (Commerce) announced its preliminary affirmative determination in the antidumping duty (AD) investigation of vanillin from the People’s Republic of China (China). Commerce is also conducting a concurrent countervailing duty (CVD) investigation of vanillin from China.

Preliminary Dumping Rates

China

ExporterProducerDumping Margin (percent)Cash Deposit Rate (Adjusted for Subsidy Offsets) (percent)
Jiangxi Brother Pharmaceutical Co., Ltd.Jiangxi Brother Pharmaceutical Co., Ltd.186.20186.15
Chongqing Thrive Fine Chemicals Co., Ltd.Chongqing Thrive Fine Chemicals Co., Ltd.186.20186.15
HongKong Wictive Merchants Co., Ltd.Kunshan Asia Aroma Corp., Ltd.186.20186.15
Kunshan Asia Aroma Corp., Ltd.Kunshan Asia Aroma Corp., Ltd.186.20186.15
Mianyang Sunshine Bio-Tech Co., Ltd.Mianyang Sunshine Bio-Tech Co., Ltd.,186.20186.15
Shanghai Fuxin Fine Chemical Co., Ltd.Jiaxing Zhonghua Chemical Co., Ltd.186.20186.15
Shenzhen Siyomicro Bio-Tech Co., Ltd.Shenzhen Siyomicro Bio-Tech Co., Ltd.186.20186.15
Wuxi Lotus Essence Co., Ltd.Jiaxing Zhonghua Chemical Co., Ltd.186.20186.15
Xiamen Bestally Biotechnology Co., Ltd.Xiamen Oamic Biotech Co., Ltd.186.20186.15
China-Wide Entity379.87*379.82

* Rate is based on facts available with adverse inferences.

Case Calendar

EVENTAD INVESTIGATION
Petition(s) FiledJune 5, 2024
Commerce Initiation DateJune 25, 2024
ITC Preliminary DeterminationsJuly 22, 2024
Commerce Preliminary DeterminationsJanuary 8, 2025
Commerce Final DeterminationsMay 30, 2025
ITC Final Determinations*July 14, 2025
Issuance of Orders**July 21, 2025

NOTE: Commerce’s preliminary and final determination deadlines are governed by statute. For AD investigations, the deadlines are set forth in sections 733(b) and 735(a) of the Tariff Act of 1930, as amended. These deadlines may be extended under certain circumstances.
* This will take place only in the event of final affirmative determinations from Commerce.
** This will take place only in the event of final affirmative determinations from Commerce and the U.S. International Trade Commission (ITC).

Import Statistics

China202120222023
Volume (KG)3,089,7573,500,5172,326,416
Value (USD)$69,173,823$86,694,733$38,793,970

Source: U.S. Census Bureau, accessed through S&P Global Trade Atlas (Harmonized Tariff Schedule of the United States
(HTSUS) subheading 2912.41.0000 and 2912.42.0000.)

Other Case Information

  • The petitioner is Solvay USA LLC (Baton Rouge, LA).
  • For general information and next steps, please refer to a list of preliminary FAQs
  • Additional case information, including the scope of the investigation, are on file electronically via Enforcement and Compliance’s Antidumping and Countervailing Duty Centralized Electronic Service System (ACCESS). Once you log in, please refer to case number A-570-172.
  • To date, Commerce maintains 721 AD and CVD orders that provide relief to American companies and industries impacted by unfair trade.