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Focus Areas

  • Represented U.S. producers of glycine, softwood lumber, shrimp and steel nails in antidumping and countervailing duty cases. Successfully assisted the domestic industry in the countervailing and antidumping duty investigations into softwood lumber imports from Canada, one of the largest and most complex investigations handled by the U.S., Department of Commerce and the U.S. International Trade Commission and which covered over $5 billion in imports.
  • Handled antidumping and countervailing duty cases for foreign producers of steel pipes, calcium hypochlorite and plastic bags.
  • Assisted manufacturer of children’s products in crafting a detailed and comprehensive response to CPSC notice of violation and requests for stop sales, recalls and seizures for shipments of various imported children’s items valued at millions of dollars, including robust reconditioning plans for the shipments. CPSC extended a rare approval to recondition the goods after preliminarily rejecting the request.
  • Representing importers and distributors in Section 337 patent infringement investigations before the International Trade Commission brought by a major ENDS device manufacturer.
  • Representing importers in Section 301 tariff litigations before the U.S. Court of International Trade.
  • Successfully represented a client in anti-evasion EAPA investigations.
  • Representing importers in filing petition for relief for seizures before the U.S. Customs and Border Protection.
  • Representing importers in requesting new Harmonized Tariff Schedule of the United States (HTSUS) classification before the Committee for Statistical Annotation of the Tariff Schedules (the 484(f) Committee) chaired by the U.S. International Trade Commission, which also includes representatives of U.S. Customs and Border Protection and the U.S. Census Bureau.
  • Handled Sections 232 and 301 tariff exclusions for steel and e-cigarette industries.
  • Securing, on federal preemption grounds, dismissal of claims alleging that the marketing of a client’s vapor products violated the D.C. Consumer Protection Procedures Act because the products were not the subject of an FDA marketing order issued as a result of a premarket tobacco application (PMTA). Yimam v. Mylé Vape, Inc., Case No. 2019 CA 008050 B, 2020 D.C. Super. LEXIS 7 (D.C. Sup. Ct. June 11, 2020).
  • Counseling foreign and domestic ENDS device and e-liquid manufacturers, wholesalers, distributors and retailers on regulatory compliance issues.
  • Counseling manufacturers on the preparation of premarket tobacco applications (PMTAs) and on marketing and distribution issues, including marketing plans, post-market surveillance plans and distribution agreements.
  • “Importing FDA-Regulated Products: Compliance & Enforcement Issues,” Thompson Hine Webinar, November 7, 2023
  • Received a 2023 and 2024 Best Lawyers: Ones To Watch recognition for Government Relations Practice
  • Named to Lawyers of Color’s Hot List 2020


  • Georgetown University Law Center, J.D., 2013
  • Southwest University of Political Science and Law, China, LL.M., 2010
  • University of Missouri-Kansas City, LL.M., 2009
  • Southwest University of Political Science and Law, China, LL.B., 2007

Bar Admissions

  • District of Columbia
  • New York

Court Admissions

  • U.S. Court of Appeals for the Federal Circuit
  • U.S. Court of International Trade


  • Cantonese
  • Mandarin
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