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Winnie Wat

Winnie Wat


CMS Hasche Sigle, Hong Kong LLP
57/F, One Island East, 18 Westlands Road Taikoo Place, Quarry Bay
Hong Kong S.A.R.
Hong Kong
Languages English, Chinese, Mandarin

Winnie is a member of the CMS International Arbitration Group with a focus on international commercial arbitration. She has experience in advising on commercial disputes in Hong Kong, the U.S. and Europe. 
Before joining CMS, Winnie worked in a leading litigation firm in Hong Kong. Her prior practice area covers international dispute resolution, Hong Kong commercial litigations, employment, insolvency and white-collar crime. Winnie has also worked as a research assistant for an arbitrator and supported the research work for Third Party Funding for Arbitration Sub-committee of the Law Reform Commission. 
Winnie is a Hong Kong Jockey Club Scholar and graduated from her law degree with First Class Honours. She is a former national champion of the prestigious Philip C Jessup International Law Moot Court Competition. In 2020, she was awarded Steven M. Schneebaum Award for being the most deserving national administrator of the world for her work as national administrator for the Hong Kong round of the Jessup competition.

Winnie also sits on the Advisory Committee of The Jockey Club CPS Limited, which advises the Board of Directors on the operation and management of the revitalized historic Central Police Station compound, Tai Kwun.

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Relevant experience

Selected relevant experience includes advising*

  • HKIAC Arbitration | Representing a major Asian manufacturer to defend a claim for damages caused by breach of warranties for the manufacturing and selling defective components to a major Japanese company.
  • ICC Arbitration | Advising on a dispute against a state-owned enterprise for wrongful termination of a distribution agreement for helicopter spare parts.
  • HKIAC Arbitration | Advising on using HKIAC's expedited proceedings for recovery of debt.
  • Hong Kong Shareholder's Dispute | Representing a medical practitioner to defend a claim in the sum of HK$8 million for breach of shareholders' agreement and fiduciary duty.
  • Hong Kong Short-Term Patent Infringement | Representing a Japanese construction company to appeal against a Hong Kong High Court judgment regarding unauthorised use of their patented pile removal method for the construction of High-Speed Railway between Hong Kong and Shenzhen.
  • Hong Kong ICAC Investigation | Representing 2 defendants in a conspiracy to defraud case whereby the defendants were alleged to have produced false laboratory test reports for brick testing of the Hong Kong-Zhuhai-Macau Bridge.*
  • Hong Kong Competition Law | Representing a major telecommunication provider in Hong Kong to defend against a claim for abusing their substantial degree of market power under the Second Conduct Rule.
  • Hong Kong Employment Law | Representing a Japanese national to defend against the enforcement of non-competition clause.

* Includes experience gained prior to joining CMS

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  • 2012: LLB, City University of Hong Kong
  • 2013: PCLL, City University of Hong Kong
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