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Helen Jiang's legal practice involves litigation with a focus on financial institutions and structured financial instruments. Helen represents banks in cross-border litigation, shareholder derivative litigation, and antitrust litigation; advises financial institutions on legal risks and remediation strategies related to the LIBOR (London Interbank Offered Rate) transition; and has counseled fintech companies on compliance with federal and state laws relating to payment systems and fund transfers. As a bilingual lawyer trained in the United States and China, Helen has also represented American and Chinese companies in general commercial disputes.

Prior to joining Jones Day, Helen represented a foreign bank in a New York federal court lawsuit involving claims under the Anti-Terrorism Act and represented its federal branch in an interpleader action in relation to customer fraud. She also handled an array of matters for banks including compliance with the Office of the Comptroller of the Currency (OCC) regulations, privacy laws, and the Office of Foreign Assets Control (OFAC) sanction programs.

Earlier in her career, Helen worked in the international arbitration group of a Legal 500 law firm based in London, served with the World Bank International Center for Settlement of Investment Disputes (ICSID), and was a scholar at the Hong Kong International Arbitration Center (HKIAC).


  • Wells Fargo obtains dismissal of antitrust claims arising from trading of odd-lots of corporate bondsJones Day’s client, several Wells Fargo Bank, National Association affiliates, obtained dismissal of a putative antitrust class action alleging that more than a dozen horizontal competitors conspired to restrain the trade of odd-lots of corporate bonds in the secondary market.
  • Global systemically important bank (GSIB) conducts risk assessment to determine impact of LIBOR transition on enterprise-wide portfoliosJones Day is advising a GSIB with respect to enterprise-wide portfolios impacted by the LIBOR transition, including conducting portfolio-wide risk impact assessments, analyzing various consumer products, and developing litigation contingency plans.
  • Corporate trustees seek advice relating to LIBOR transitionJones Day is advising two U.S.-based corporate trustees with respect to portfolios impacted by LIBOR transition and COFI cessation, including conducting portfolio-wide risk impact assessments, analyzing various consumer products, and developing litigation contingency plans.
  • Speaking Engagements

    Speaking Engagements Prior to Jones Day

    February 11, 2020
    Issues Under the Electronic Fund Transfer Act and Regulation E, CLE Program for Apple Bank For Savings

    January 15, 2020
    U.S.-China Venture Capital in an Era of National Security Challenges, panelist, Rhodium Group and National Committee on U.S. China Relations (NCUSCR)

    March 20-21, 2019
    Fighting Corruption in Commodity Trading Through Blockchain Technology, panelist, The Global Anti-Corruption and Integrity Forum, hosted annually by the Organisation for Economic Co-operation and Development (OECD)
    Paris, France