Jason Yu

  • BA in Jurisprudence, University of Oxford (First Class)
  • BCL, University of Oxford (Distinction)
  • CEDR Accredited Mediator


Jason joined Chambers in 2012 after accepting numerous scholarships and prizes for his academic achievements. He completed his degree in Jurisprudence from the University of Oxford in 2009 with First Class Honours, ranking first in his class in Contract Law and ninth overall. In 2011, he obtained a Distinction in his BCL degree at the University of Oxford. He was awarded the Bar Scholarship in the same year.

Jason has appeared in all levels of court in Hong Kong (including the Court of Final Appeal in Ryder v Timely (2015) 18 HKCFAR 544, one of the leading cases on illegality in the conflict of laws). 

Company and insolvency:

  • Re Bank of East Asia [2018] HKCFI 1647, [2018] HKCFI 2002, [2018] HKCFI 2060 - acting for hedge fund in unfair prejudice petition, striking out and discovery applications; whether share placements for proper purpose (led by Charles Sussex SC and José Maurellet SC) 
  • Re Convoy Global Holdings Ltd [2018] HKCFI 2112 - on interpretation and effect of clauses providing for finality in a meeting chairman's decision (led by José Maurellet SC)
  • Re Convoy Global Holdings Ltd [2018] HKCFI 1729 - resisted interim injunction under s.728 of Cap 622 (led by José Maurellet SC), whether indemnity costs ordered if no serious issue to be tried as to serious misconduct alleged against listco directors (as sole counsel)
  • Re Mongolian Mining Corp [2018] HKCFI 2035 - scheme of arrangement in respect of Cayman incorporated company with shares listed in Hong Kong Stock Exchange (led by José Maurellet SC) 
  • Re Ting Wai Monastery [2018] 1 HKLRD 346 - winding up of charitable company; provisional liquidators appointed (as sole counsel)
  • Re Masahiko Nishiyama, HCA930/2018 - recognition of foreign insolvency proceedings in complex asset concealment case (as sole counsel) 
  • Re AGI Logistics [2016] 5 HKLRD 737, [2015] 4 HKLRD 300 - whether post-petition dispositions by intermediaries void under s.182 of Cap. 32 (led by José Maurellet SC on appeal)
  • Re Dayuan International, HCCW103/2015, HCMP2143/2011 - complex unfair prejudice petition and injunctive relief; shareholders' inspection of subsidiaries’ records (led by Johnny Mok SC, William Wong SC and Victor Joffe QC)
  • Re China Shanshui Cement Group, HCA2880/2015 - acted for state-owned listco in various actions (led by Charles Sussex SC)
  • Re Chung Sun Kwan, CACV233/2016, HCB21283/2002 - acted for bank in resisting annulment of bankruptcy order (as sole counsel)
  • Re Lam Ying Ho [2015] 2 HKC 162 - appeal on suspension of automatic discharge from bankruptcy (as sole counsel)
  • Re David Ho [2015] 2 HKLRD 603, HCB3819/2009, HCMP995/2014 - acted for trustees to obtain examination orders; resisted LPP claim, costs appeal and discharge of injunction (as sole counsel) 
  • Re STX Pan Ocean [2014] 5 HKLRD 581 - conversion of voluntary to compulsory winding up of company with claims over US$222 million (with Richard Zimmern)  
  • Re High Fashion New Media, HCA1724/2014 - shareholders' dispute and injunctions involving alleged breach of shareholder’s agreement (led by Russell Coleman SC) 
  • Re Sheng Da Investment [2013] 3 HKLRD 559 - validity of resolutions passed in breach of shareholders’ agreement (with Jonathan Chang)

Advised and acted for liquidators and trustees in numerous proceedings, including trust, void disposition and unfair preference claims and winding-up of listed companies: e.g. Re China Solar Energy, HCCW108/2015, Re Anxin-China, HCCW317/2015, Re Lucky Ford, HCA1357/2012, Re Red Personnel Ltd, HCA213/2013, Re Luen Tat Watch Band, HCA1428/2012



  • T v A [2018] HKCFI 1756 - Art. 16 UNCITRAL Model Law application on tribunal's jurisdiction, issues of assignment, subrogation, conflicts of laws and PRC law (led by Clifford Smith SC)
  • Paloma v Capxon [2018] 2 HKLRD 1424 - resisted application to set aside leave to enforce Convention award for over US$20 million, on recognition of foreign members' voluntary winding up (as sole counsel)
  • Chimbusco v Fully Best Trading [2016] 1 HKLRD 582, [2016] 1 HKC 149 - whether indemnity costs awarded as a rule if action stayed in favour of arbitration (as sole counsel) 
  • Commercial arbitration, UNCITRAL rules - acting in loan dispute relating to an oil field investment with claims in excess of US$800 million (as sole counsel)
  • Commercial arbitration, ICC - acted for North American footwear retailer in jurisdiction challenge against former distributor (led by José Maurellet SC)
  • Commercial arbitration, HKIAC - acted for listed company in defending claim to enforce shareholders' agreement by global pharmaceutical manufacturer (as sole counsel)
  • Commercial arbitration, HKIAC - acted for respondent in trial for damages for breach of contract in a sale of commodities (led by José Maurellet SC)


Commercial and civil:

  • Banco de Chile v Boruida [2018] HKCFI 1780 - acted for bank in obtaining freezing injunction and disclosure orders, on scope of release of implied undertaking (as sole counsel)
  • Stinson v Gu [2018] HKCA 10, HCA2352/2012 - partnership claim in relation to horse-betting operations (led by Winnie Tam SC)
  • Chantal v Leung [2017] 4 HKC 538 - on definition of "deduction" of wages under s.32 of Employment Ordinance (as sole counsel)
  • Resolution and Collection Corp v Nishiyama, HCA569/2016 - acted for Japanese state-owned corporation in Mareva and Chabra injunction application under s.21M of Cap. 4 (led by Winnie Tam SC)
  • China Baoli v Orient Equal, HCA1399/2016 - multi-party and multi-jurisdiction litgation involving complex issues of conflicts of laws, fraud and nature of repo financial products (led by Charles Sussex SC)
  • Ryder v Timely (2015) 18 HKCFAR 544 - leading common law decision on the defence of foreign illegality where contract not governed by foreign law (with Richard Zimmern)
  • Ryder v Timely [2015] 2 HKC 582, [2013] 6 HKC 584, [2013] 5 HKLRD 343 - on conditional sanctioned offers (as sole counsel) and effect of sanctioned offers in appeals (with Richard Zimmern)
  • LIXIL Corp v Cai, HCMP 1860/2015 – resisted disclosure orders in aid of injunction over €335 million worth of assets (as sole counsel)
  • JSC BTA Bank v Ablyazov [2014] 5 HKC 209 - represented bank in obtaining Mareva, Chabra and receivership orders under s.21M of Cap. 4 in aid of English civil fraud claims exceeding US$6 billion (led by José Maurellet SC)
  • Excel Courage v Wong [2014] 3 HKLRD 642 - appeal on regrant of Mareva injunction upon discharge on grounds of material non-disclosure (with Rachel Lam)
  • Anite Telecoms v WBCL, HCA2560/2013 - principles on implied undertakings and privilege against self-incrimination (as sole counsel)
  • Toyota Tsusho v Chimei, HCA1173/2011 - trial on forgery, letter of credit fraud and unjust enrichment (with Jonathan Chang)
  • Pacific Electric Wire & Cable v Willi, HCCL18/2009 - illegal service abroad and non-party cost orders (led by Clifford Smith SC)
  • Chan v Lee See Woo, HCMP1813/2007, CACV10/2013 - on burden of proof in forgery cases (with Richard Zimmern)


Intellectual property:

  • Interactive Media v Just Media [2018] HKCFI 1114 - injunction to restrain alleged passing off by horse racing journal (as sole counsel)
  • Nagravision v Zhuhai Gotech [2018] HKCFI 1330 - injunctions to enforce US default judgment and alleged copyright infringement (led by José Maurellet SC)
  • GMedia v Tencent, HCA495/2017 - patent infringement action concerning the use of two dimensional code technology in Tencent's WeChat app (led by Winnie Tam SC)
  • Oriental Food Industries v Sze Hing Loong, HCA2094/2011 - dispute of ownership of goodwill (led by Winnie Tam SC)
  • Islam Food v Tam, HCA1597/2010 - assessment of damages for passing-off and trade mark infringement (as sole counsel)
  • SBE Licensing v Hyde, HCA1358/2011 - summary judgment and lack of genuine use of a trade mark (led by José Maurellet SC)


Regulatory and public law:

  • Uber Drivers Prosecution, KCCC274-277&279/2016 - acted for Uber drivers in arguing constiutionality of offence upon which drivers were charged for driving passengers using the popular app (led by Adrian Huggins SC and Derek Chan SC) 
  • Trustees of Union Church v Senior Missionary of the LMS, HCMP1579/2016 - statutory interpretation of reverter clause in Union Church Incorporation Ordinance (led by José Maurellet SC)
  • Lee v Hong Kong Automobile Association [2015] 3 HKLRD 689 - resisted stay of proceedings for review of disqualification decisions of sporting authority (led by José Maurellet SC on appeal)  
  • Hong Lee v Law Society, CACV155/2014, HCA2216/2013 - Law Society's duty of care in intervening solicitors’ firm (as sole counsel)
  • Securities and Futures Commission v Wang Jian Hua, HCMP745/2013 - orders for listed companies to commence actions against wrongdoers under s.214(2)(e) of the SFO (as sole counsel)
  • Audit Investigation Board v KM Choi & Au Yeung, HCMP1703/2013 - acted for Financial Reporting Council to obtain first enforcement order in HK (as sole counsel)
  • Re Robin Dicker QC [2013] 2 HKLRD 245, [2013] 5 HKC 512 - leading case on the CFA factor in admissions of overseas counsel (led by Gerard McCoy SC)



  • Re an Estate, CACV 206/2017, HCMP 3245/2015 - determination of questions in estate valued in excess of HK$100 billion, on scope of power of advancement under Trustee Ordinance (led by Charles Sussex SC at first instance)
  • Nativivat v Nativivat [2013] 3 HKLRD 340, [2014] 1 HKC 350 - appeal on striking-out claim by foreign executors pending grant (led by Chua Guan-Hock SC) 
  • Tao Shen Jong v Yung, HCAP10/2010 - acted in interlocutory disputes in probate matter (led by Victor Joffe QC)
  • Bar Scholarship (2011)
  • Charles Ching Memorial Scholarship (2011)
  • Wadham College Prize (2011)
  • Donner Foundation Scholarship, Full Scholarship for BCL (2010)
  • Sir Nicholas Pumfrey Prize, Best Mooter in Oxford IP Moot (2010)
  • Slaughter and May Prize, Top First in Contract Law at Oxford (2009)
  • Peter Carter Prize, Top First at Wadham College, Oxford (2009)
  • Dr Lee Shau Kee Scholarship, Full Scholarship for BA (Juris.) (2006)
  • Member, Committee on International Law, Hong Kong Bar Association

  • Coach (IP Moot Team), Faculty of Law, University of Hong Kong

  • Presented workshop for HKICPA Diploma in Insolvency (with Jose Maurellet) – 26 April 2014
  • Presented CPD seminar on “Winding Up Companies in Hong Kong” (with Alexander Tang and Ebony Ling) – 31 October 2012