Hong Kong biotech listing counsel spend the day on Listing Rule compliance for an 18A, 18C, or newly 8.05 issuer, sitting as joint company secretary on a Rule 3.28 waiver, and owning TECH or non-public filing with the sponsor. Joint-secretary pairings set the hiring template: an in-house lawyer who ran the IPO is appointed joint company secretary on a three-year waiver, with a Hong Kong Chartered Governance Institute professional as the qualified joint secretary. In 14 closed in-house searches in Hong Kong over 24 months, 11 offers went to lawyers who had already sat as joint company secretary on a Rule 3.28 waiver, according to our Hong Kong mandate telemetry. Duality Biotherapeutics listed on 15 April 2025 under Chapter 18A and named its head of legal and compliance as joint company secretary from listing, later pairing that seat with TMF after a 26 June 2026 refresh. Edding Genor appointed its head of the legal department, in post from 1 January 2026, as joint company secretary on 13 May 2026 with SWCS as the qualified joint secretary. Adjacent feeder seats are ECM listings associates at King & Wood Mallesons and Dentons, and HKCGI professionals at TMF, SWCS, Vistra, and Tricor. A chief legal officer at a listed antibody group said the seat needed someone who had already lived through a Rule 3.28 waiver period. Insilico Medicine listed on 30 December 2025 under Rule 8.05, raising HK$2,277.3 million, the commercially mature path the 24 July 2026 reform now lets keep on Chapters 18A or 18C.