Annie Tsoi
Annie Tsoi

Annie Tsoi


Hong Kong
+852 2825 9255

Annie Tsoi


Hong Kong
+852 2825 9255

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Annie is the co-head of Deacons, Intellectual Property Department and Head of China IP Practice Group.  She is qualified in Hong Kong and England and Wales.  She holds an LLB (Hons) from the University of Hong Kong.

Annie has over 25 years' experience in advising on all aspects of intellectual property work in China and on the unique challenges arising from doing business there.  Annie has advised many major Hong Kong and international clients on strategic issues in China relating to the protection, enforcement and commercial exploitation of intellectual property rights and she represents some of the world’s leading companies in the luxury goods, fashion, cosmetics, hotels, entertainment, food and restaurants, advanced technology, pharmaceutical, and electronics industries.

Annie has advised extensively on the IP aspects of acquisition and restructuring of businesses including technology transfer, licensing and cooperation issues, technology development and improvement.  Annie also advises on Internet-related regulations and domain name disputes.

Advising a Silicon Valley semiconductor company, a leading provider of integrated semiconductor, on all IP-related issues in a cross-border asset acquisition and migration of R&D employees.

Advising on a cross-border commercial acquisition for the exploitation of R&D facilities in the PRC;

Assisting a Fortune 500 company in relation to IP issues arising from its business expansion into China;

Advising US-based credit card company on trade mark issues in the PRC;

Advising a Swiss brand on luxury goods in connection with its regional trade mark portfolio, trade mark infringement, infringing domain names and cyber squatting cases;

Advising a HK based company in the food industry on its enforcement strategy including court and administrative actions in China. 

Advising a HK based company operating luxurious hotels in different jurisdictions on its worldwide strategy on IP protection and enforcement.

Annie has written numerous articles for legal publications such as China Law and Practice and The Journal of World Intellectual Property.  Annie is also a regular speaker on PRC IP issues for international and regional conferences.  Annie is an Adjunct Associate Professor of the Faculty of Law, University of Hong Kong.  

Memberships and Appointments

Member, The Law Society of Hong Kong

Member, The Law Society of England and Wales

Member, The Asia Patent Attorneys Association (APAA)

Member, The Hong Kong Institute of Trade Mark Practitioners (HKITMP)

Adjunct Associate Professor, Faculty of Law, The University of Hong Kong

Assistant Secretary General and Chairman of Independent Members, The International Association for the Protection of Intellectual Property (AIPPI)

Jurisdiction Council Member for Hong Kong and Co-Chair of the Organising Committee of the 2015 Annual Meeting, The Inter-Pacific Bar Association (IPBA)


LLB (Hons), University of Hong Kong

PCLL, University of Hong Kong 


Chambers & Partners

  • Band 2 Leading IP Individual in Intellectual Property (International Firms), China (2021)
  • Leading IP Individual in China (2016 - 2020)
  • Leading IP Individual in Hong Kong (2007 - 2020)

 Legal 500

  • Recommended Lawyer for Intellectual Property (Foreign Firms, China) (2021)
  • Leading Individual for Intellectual Property (Foreign Firms, China) (2019 - 2020)

World Trademark Review 1000 (WTR 1000)

  • Global Leader in Hong Kong (2020 - 2021)
  • Gold Tier Individual in Prosecution and Strategy in Hong Kong (2019 - 2020)
  • Gold Tier Individual in Enforcement and Litigation in Hong Kong (2016 - 2018) 
  • Gold Standard Individual in Hong Kong (2013 – 2014)

Managing IP

  • Trade Mark Star in China (2017, 2018 - 2019)
  • Trade Mark Star in Hong Kong (2015 - 2016, 2018 - 2020)
  • World’s Top 250 Women in IP (2016 - 2018)

AsiaLaw Profiles

  • Elite practitioner for IP in Hong Kong (2020)
  • Market Leading IP Lawyer in Hong Kong (2017 - 2018)
  • Leading IP Lawyer in Hong Kong (2012 - 2013, 2016)

Doyle’s Guide

  • Recommended Leading Intellectual Property Lawyer (2020)

Euromoney Legal Media Group’s Expert Guides

  • Leading Trade Mark Lawyer in Hong Kong (2008 - 2009, 2012 - 2019)
  • Leading Women in Business Law in Hong Kong (2015 - 2017, 2019)

 Who's Who Legal

  • Leading Trade Mark Lawyer (2005 - 2007, 2009 - 2010, 2012 - 2019)

World IP Review (WIPR)

  • World's Top Leader in IP (2018, 2021)
  • WIPR's Influential Women in IP (2016 - 2019)