A specialist law firm providing bilingual legal services from central London. Specialists in litigation, commercial, criminal, and immigration law. https://duanduanuk.com en-gb 2026-05-09T00:00:00.000Z https://duanduanuk.com/case-study-debt-recovery/ https://duanduanuk.com/case-study-debt-recovery/ 2026-05-09T00:00:00.000Z Anonymised case study illustrating debt recovery for a Chinese exporter against a UK distributor. Letter Before Action under the Pre-Action Protocol for Debt Claims, statutory demand under section 123 of the Insolvency Act 1986, settlement before petition, and a structured payment plan secured against UK real estate. https://duanduanuk.com/case-study-shareholder-buyout/ https://duanduanuk.com/case-study-shareholder-buyout/ 2026-05-09T00:00:00.000Z Anonymised case study from the firm's commercial disputes practice. Section 994 unfair-prejudice petition leading to a court-supervised buy-out of a Chinese minority shareholder at fair value. Outline of the procedural steps, the valuation point, and the settlement that closed the matter on the steps of trial. https://duanduanuk.com/chinese-shareholder-dispute-london/ https://duanduanuk.com/chinese-shareholder-dispute-london/ 2026-05-02T00:00:00.000Z Practical guide to shareholder disputes in UK private companies for Chinese parties. Covers section 994 of the Companies Act 2006 (unfair prejudice), valuation, deadlock, exit and buy-out routes, freezing remedies, and the High Court (Companies Court / Chancery Division) procedure. Jointly written by Jackson Ng MCIArb (Partner & Barrister) and Leon Chua (Partner) of Duan & Duan UK LLP. https://duanduanuk.com/enforce-chinese-contract-uk/ https://duanduanuk.com/enforce-chinese-contract-uk/ 2026-05-02T00:00:00.000Z Practical guide for Chinese parties seeking to enforce a contract against a UK counterparty. Covers governing-law analysis under the Rome I Regulation as retained, exclusive and non-exclusive jurisdiction clauses, English-court litigation under the Civil Procedure Rules, arbitration enforcement under the New York Convention 1958 and sections 100 to 104 of the Arbitration Act 1996, the position where the contract is silent on dispute resolution, and the relationship to enforcement of an existing PRC court judgment. Jointly written by Jackson Ng MCIArb (Partner & Barrister) and Leon Chua (Partner) of Duan & Duan UK LLP. https://duanduanuk.com/sue-uk-distributor-from-china/ https://duanduanuk.com/sue-uk-distributor-from-china/ 2026-05-02T00:00:00.000Z Practical English-law guide for Chinese claimants suing a UK distributor or business. Covers jurisdiction over a UK defendant, governing-law analysis under the Rome I Regulation as retained, service on a UK company under section 1139 of the Companies Act 2006, the Hague Service Convention for individuals, conducting English proceedings from China, and the cross-border evidential considerations. Jointly written by Jackson Ng MCIArb (Partner & Barrister) and Leon Chua (Partner) of Duan & Duan UK LLP. https://duanduanuk.com/uk-debt-recovery-chinese-supplier/ https://duanduanuk.com/uk-debt-recovery-chinese-supplier/ 2026-05-02T00:00:00.000Z Practical English-law guide to recovering unpaid invoices from a UK company. Covers Letter Before Action under the Pre-Action Protocol for Debt Claims, statutory demands and winding-up petitions under sections 122 and 123 of the Insolvency Act 1986, Part 7 claims and default / summary judgment under CPR Parts 12 and 24, interest under the Late Payment of Commercial Debts (Interest) Act 1998, and post-judgment enforcement. Jointly written by Jackson Ng MCIArb (Partner & Barrister) and Leon Chua (Partner) of Duan & Duan UK LLP. https://duanduanuk.com/enforcing-chinese-judgments-uk/ https://duanduanuk.com/enforcing-chinese-judgments-uk/ 2026-04-26T00:00:00.000Z A practical guide to enforcing a People's Republic of China court judgment in England and Wales. Covers the absence of a bilateral treaty with the PRC, the common-law rules of recognition, the leading English authority Hangzhou Jiudang Asset Management Co Ltd v Kei [2022] EWHC 3265 (Comm), the CPR Part 24 summary-judgment route, available defences (fraud, natural justice, public policy), the separate position of Hong Kong judgments under the Foreign Judgments (Reciprocal Enforcement) Act 1933, and the recognition of PRC arbitral awards under the New York Convention 1958. Written by Jackson Ng MCIArb, Partner & Barrister, Duan & Duan UK LLP. https://duanduanuk.com/ipo-due-diligence-uk-subsidiaries/ https://duanduanuk.com/ipo-due-diligence-uk-subsidiaries/ 2026-04-25T00:00:00.000Z A practical guide to UK-side English-law due diligence and legal opinions for IPOs by Chinese-headquartered groups. Covers the Hong Kong Stock Exchange (HKSE) Main Board (Chapter 3A sponsors regime, Chapter 8 qualifications, Chapter 18C specialist technology, Chapter 18A pre-revenue biotech), GEM, the Shanghai Stock Exchange Main Board and STAR Market post the 2023 registration-based reform, the Shenzhen Stock Exchange ChiNext Market, the Beijing Stock Exchange (BSE), the Taiwan Stock Exchange (TWSE) and the Taipei Exchange (TPEx). Sets out the standard scope of an English-law legal opinion on a UK operating subsidiary and the City of London Law Society and IBA/ABA opinion conventions. Written by Leon Chua, Partner, Duan & Duan UK LLP. https://duanduanuk.com/uk-visa-refused-chinese-applicants/ https://duanduanuk.com/uk-visa-refused-chinese-applicants/ 2026-04-25T00:00:00.000Z A practical guide to challenging a UK visa refusal. Covers the three available routes (appeal under section 82 of the Nationality, Immigration and Asylum Act 2002, administrative review under Appendix AR of the Immigration Rules, and judicial review), the section 3C leave regime, the £29,000 minimum income requirement under Appendix FM, the £18,600 transitional protection for pre-11 April 2024 applicants, the abolition of Cart/Eba judicial review under the Judicial Review and Courts Act 2022, and the leading authorities R (Wang) v SSHD [2023] UKSC 21 and R (Balajigari) v SSHD [2019] EWCA Civ 673. Written by Leon Chua, Partner, Duan & Duan UK LLP. https://duanduanuk.com/standard-chartered-mortgage-enforcement-guidance/ https://duanduanuk.com/standard-chartered-mortgage-enforcement-guidance/ 2026-04-20T00:00:00.000Z Duan & Duan UK LLP is acting for a number of borrowers whose buy-to-let mortgages with Standard Chartered Bank have been terminated and over whose London properties Fixed Charge Receivers have been appointed. Guidance on what is happening, how we can help, and what affected borrowers should do. https://duanduanuk.com/sra-regulated-immigration/ https://duanduanuk.com/sra-regulated-immigration/ 2026-04-16T00:00:00.000Z BBC investigation exposes unregulated immigration advisers fabricating claims. Learn why choosing an SRA-regulated law firm is essential to protect your immigration application. https://duanduanuk.com/notable-cases/ https://duanduanuk.com/notable-cases/ 2026-04-13T00:00:00.000Z Reported judgments and notable cases involving Duan & Duan UK LLP (formerly Jackson & Lyon LLP), from the UK Supreme Court and Court of Appeal to the High Court. Our litigation team has acted in cases across commercial disputes, immigration, human rights, shareholder disputes, and proceeds of crime. https://duanduanuk.com/protecting-your-business-guide-to-commercial-dispute-resolution-in-england/ https://duanduanuk.com/protecting-your-business-guide-to-commercial-dispute-resolution-in-england/ 2026-04-10T00:00:00.000Z How to resolve commercial disputes in England and Wales -€” from negotiation and mediation to litigation and arbitration. Expert guidance from Duan & Duan UK LLP. https://duanduanuk.com/freezing-orders-and-asset-recovery-in-england/ https://duanduanuk.com/freezing-orders-and-asset-recovery-in-england/ 2026-04-08T00:00:00.000Z A guide to freezing injunctions, worldwide freezing orders, and asset recovery in England and Wales. Expert advice from Duan & Duan UK LLP's dispute resolution team. https://duanduanuk.com/understanding-poca-proceeds-of-crime-investigations-uk/ https://duanduanuk.com/understanding-poca-proceeds-of-crime-investigations-uk/ 2026-04-06T00:00:00.000Z A practical guide to the Proceeds of Crime Act 2002 (POCA) -€” account freezing orders, unexplained wealth orders, and confiscation. Expert advice from Duan & Duan UK LLP. https://duanduanuk.com/enforcing-chinese-court-judgments-in-england-and-wales/ https://duanduanuk.com/enforcing-chinese-court-judgments-in-england-and-wales/ 2026-04-04T00:00:00.000Z How to enforce a Chinese court judgment in England -€” recognition requirements, common law procedure, and practical considerations. Expert advice from Duan & Duan UK LLP. https://duanduanuk.com/chambers-greater-china-2026/ https://duanduanuk.com/chambers-greater-china-2026/ 2026-03-27T00:00:00.000Z The wider Duan & Duan platform has been recognised in the 2026 edition of Chambers Greater China Region, with rankings in Corporate/Commercial: Shanghai (PRC Firms) at Band 1, Dispute Resolution (PRC Firms) at Band 6, and Intellectual Property: Litigation (PRC Firms) at Band 6. https://duanduanuk.com/skilled-worker-visa-refused-what-to-do-next/ https://duanduanuk.com/skilled-worker-visa-refused-what-to-do-next/ 2026-03-23T00:00:00.000Z Had your UK Skilled Worker visa refused? Partner and barrister Jackson Ng explains your three options - administrative review, reapplication, or appeal. https://duanduanuk.com/ranking/ https://duanduanuk.com/ranking/ 2025-07-06T00:00:00.000Z Learn how to find and instruct a solicitor in the UK as a Chinese resident. Understand SRA registration, legal costs, and specialist support. https://duanduanuk.com/leave-to-remain-2025/ https://duanduanuk.com/leave-to-remain-2025/ 2025-03-05T00:00:00.000Z Complete guide to UK Indefinite Leave to Remain (ILR) 2025. Eligibility, continuous residence, Life in the UK test, application process and common refusal reasons.