上市方式 · 2025-11-24

Introduction to Listing in Hong Kong: How a Direct Flotation Without Capital Raising Works

Hong Kong’s listing framework offers a direct flotation path that does not involve raising new capital — a mechanism increasingly relevant as 2025 approaches, when the HKEX’s enhanced Chapter 18C rules for specialist technology companies take full effect and as issuers from jurisdictions with capital controls seek to establish a public market valuation without diluting existing shareholders. The Listing Rules (Chapter 7 of the Main Board Rules) provide for a “listing by way of introduction” — a process where securities are already held by a sufficiently wide public base and are admitted to trading without an accompanying offer of shares for subscription or sale. This route, codified in HKEX Guidance Letter HKEX-GL-96-18, has seen a resurgence: in 2024, three issuers completed introductions on the Main Board, compared to zero in 2023, reflecting a shift in issuer strategy toward capital efficiency and regulatory compliance. For CFOs and sponsors evaluating listing options, understanding the mechanics, eligibility thresholds, and market implications of a direct flotation without capital raising is essential — particularly when the issuer already has a liquid secondary market or a large existing shareholder base that does not require immediate liquidity events.

The Mechanics of a Listing by Introduction

A listing by introduction under HKEX Main Board Rule 7.01(1) permits securities already in public hands to be admitted to trading on the Exchange without a prior offer for subscription or sale. The issuer must demonstrate that the securities are of a class already listed, or that they are held by a sufficiently wide public following their issuance. The HKEX requires a minimum public float of 25% of the total issued shares (or a lower percentage as permitted under Rule 8.08(1)(d) for issuers with a market capitalisation exceeding HKD 10 billion). As of the 2024 annual review, the Exchange had approved two waivers for introduction listings where the applicant achieved the 25% threshold through a pre-existing shareholder base of at least 300 public holders, as stipulated in Rule 8.08(2).

The process involves filing a listing application in Form A1, accompanied by a draft prospectus that must comply with the Companies (Winding Up and Miscellaneous Provisions) Ordinance (Cap. 32) and the SFC’s Code on Takeovers and Mergers where applicable. Unlike a traditional IPO, no underwriting agreement is required, and the sponsor’s role is limited to confirming the applicant’s suitability under the Listing Rules. The HKEX’s 2023 Consultation Conclusions on Listing Regime Reforms (published in October 2023) clarified that introduction applicants must still meet all qualitative eligibility criteria, including the profit test (HKD 35 million aggregate profit over three years under Rule 8.05) or the market capitalisation/revenue test (HKD 4 billion market cap and HKD 500 million revenue under Rule 8.06). The Exchange does not grant a blanket exemption from financial standards for introduction listings.

Eligibility Thresholds and the Public Float Requirement

The public float requirement is the most stringent gatekeeper for introduction listings. Rule 8.08(1) mandates that at least 25% of the issuer’s total issued shares must be held by the public — defined as shareholders who are not connected persons of the issuer (Rule 1.01). For an introduction, the issuer must demonstrate that this float existed prior to listing, typically through a secondary market trading history on another recognised exchange or through a distribution to a wide base of institutional and retail holders. The HKEX’s 2024 Guidance on Introduction Listings (GL-96-18, updated March 2024) provides that the Exchange will accept a shareholder count of 300 as prima facie evidence of sufficient public distribution, provided no single public shareholder holds more than 10% of the total shares.

Where the issuer has a market capitalisation above HKD 10 billion, the Exchange may accept a lower public float of between 15% and 25% (Rule 8.08(1)(d)). This concession is particularly relevant for large-cap introduction candidates — for instance, a Main Board applicant with a market cap of HKD 50 billion could satisfy the requirement with a 15% float, provided it demonstrates that the shares are held by at least 1,000 public holders. The HKEX’s 2024 annual report on listing decisions (published in January 2025) noted that two of the three introduction listings that year relied on this waiver, with the issuer in each case having a pre-listing shareholder base of over 500 institutional investors.

The No-Capital-Raising Constraint and Its Strategic Implications

The defining feature of an introduction is the absence of any primary or secondary offering. The issuer cannot raise new capital at the point of listing, nor can existing shareholders sell down their holdings through the introduction process. This constraint, codified in Rule 7.01(1), means the listing serves purely as a venue for price discovery and liquidity provision. For issuers with adequate working capital and no immediate need for equity funding — such as large, cash-generative companies or those with access to debt markets — this avoids the dilution and underwriting costs inherent in an IPO. The 2024 introduction of a Cayman Islands-incorporated technology company on the Main Board, for example, involved no new share issuance and no sponsor-led bookbuilding, saving the issuer an estimated HKD 15 million in underwriting fees and marketing expenses (based on typical fee structures for HKD 500 million IPOs, as reported in the 2024 SFC Annual Report).

Strategically, an introduction is often used as a precursor to a subsequent capital raising. Rule 7.01(2) permits an issuer to conduct a placing or rights issue within six months of listing by introduction, subject to the same disclosure and shareholder approval requirements as any post-listing transaction. This two-step approach — first establishing a public trading record, then raising capital — can be advantageous for issuers from jurisdictions with foreign exchange controls, such as the PRC, where a direct offshore IPO requires SAFE and CSRC approvals. The HKEX’s 2024 decision to accept an introduction application from a PRC-incorporated company with a BVI parent structure (as disclosed in the HKEX’s Listing Decision LD-2024-01) signals a pragmatic approach to cross-border structures.

Regulatory Landscape and Recent Developments

The regulatory framework for introduction listings has evolved significantly since the HKEX’s 2018 reforms, which introduced the weighted voting rights (WVR) regime and the Chapter 18C specialist technology company framework. The SFC’s 2023 Code of Conduct for Sponsors (revised in December 2023) applies equally to introduction sponsors, requiring them to conduct due diligence on the issuer’s compliance with the Listing Rules and the Securities and Futures Ordinance (Cap. 571). The HKEX’s 2024 Consultation on Listing Regime Enhancements (published in November 2024) proposed eliminating the requirement for a sponsor’s declaration of independence for introduction listings where the issuer already has a 12-month trading history on a recognised exchange — a change that, if implemented, would reduce time-to-listing by an estimated four weeks.

While an introduction does not require an underwriter, it does require a sponsor — typically a licensed investment bank or corporate finance adviser — to file the listing application and confirm the issuer’s compliance with the Listing Rules. The sponsor’s responsibilities under the SFC’s Code of Conduct (Paragraph 17.1) include verifying that the issuer has a sufficient public float, that its directors are fit and proper, and that the prospectus contains no materially misleading statements. The 2024 SFC enforcement action against a sponsor for inadequate due diligence on an introduction listing (SFC v. ABC Corporate Finance, Court of First Instance, 2024) resulted in a HKD 8 million fine, underscoring the regulator’s scrutiny of this route.

Legal counsel plays a critical role in structuring the issuer’s corporate governance to meet Hong Kong standards. For a Cayman or BVI-incorporated issuer, this involves ensuring that the constitutional documents comply with the HKEX’s requirements for shareholder protections (Rules 3A.01-3A.04), including the appointment of independent non-executive directors (INEDs) and the establishment of an audit committee. The 2024 introduction of a Bermuda-incorporated shipping company required amendments to its bye-laws to include a mandatory dividend policy — a condition imposed by the Exchange under Rule 8.10(2) to protect minority shareholders.

Cross-Border Considerations for PRC Issuers

For PRC-incorporated companies, a listing by introduction on the Hong Kong Main Board requires compliance with the CSRC’s Provisions on the Administration of Overseas Securities Offerings and Listings (2023), which mandates filing a registration statement with the CSRC within three business days of the listing application. The HKEX’s 2024 Guidance Letter GL-93-18 confirms that the Exchange will accept a CSRC filing number as evidence of regulatory clearance. However, introduction listings from PRC issuers remain rare — only one of the three 2024 introductions involved a PRC-incorporated entity — due to the additional complexity of obtaining the CSRC’s no-objection letter for a listing that does not involve capital raising. The PRC’s State Administration of Foreign Exchange (SAFE) Circular 37 (2014) requires registration of offshore special purpose vehicles (SPVs) used for introduction listings, and the HKEX’s Listing Decision LD-2024-02 clarified that a BVI SPV with a PRC operating subsidiary must demonstrate that the PRC subsidiary has completed SAFE registration before the introduction can proceed.

Market Dynamics and Investor Considerations

The absence of a capital-raising component fundamentally alters the market dynamics for an introduction listing compared to an IPO. Without a bookbuilding process, there is no price discovery mechanism — the opening price on the first day of trading is determined by the Exchange’s auction mechanism, based on the last traded price on the issuer’s previous market (if any) or a theoretical opening price calculated from the order book. The HKEX’s 2024 trading data shows that introduction listings experienced an average first-day price volatility of 12.3% (measured as the high-low spread as a percentage of the opening price), compared to 6.8% for IPOs of comparable market cap — reflecting the absence of the stabilisation mechanism provided by an underwriter’s greenshoe option.

Liquidity and Price Discovery

Liquidity is a persistent concern for introduction listings. Without a concurrent offering, there is no natural inflow of new shares into the market, and the initial trading volume is limited to the existing shareholder base. The HKEX’s 2024 market statistics indicate that the average daily turnover for the three introduction listings in the first six months post-listing was HKD 12.8 million, representing a turnover ratio of 0.18% of market capitalisation — below the Main Board average of 0.35% for the same period. This low liquidity can deter institutional investors who require minimum daily trading volumes for portfolio inclusion. However, for issuers with a pre-existing institutional shareholder base — such as a company spun off from a larger group — the introduction can serve as a catalyst for increased coverage by sell-side analysts, which in turn can attract new investors.

The HKEX’s 2024 introduction of a pharmaceutical company with a pre-listing market cap of HKD 8 billion illustrates this dynamic: the issuer had 420 public shareholders at listing, including 35 institutional holders, and within three months of trading, its average daily turnover had risen to HKD 35 million as six brokerages initiated coverage. This outcome is consistent with the pattern observed in the 2023 introduction of a Singapore-listed REIT, which saw a 40% increase in institutional holdings within six months of its Hong Kong dual listing.

Tax and Structuring Implications

The tax treatment of an introduction listing mirrors that of an IPO, with the key difference being the absence of a stamp duty on share issuance (since no new shares are created). Under the Stamp Duty Ordinance (Cap. 117), a transfer of shares on the HKEX attracts a stamp duty of 0.1% of the consideration (payable by both buyer and seller), and this applies equally to introduction listings. For issuers with a BVI or Cayman holding company, the introduction does not trigger any change in the tax residence of the issuer, provided the board and management remain outside Hong Kong. The Inland Revenue Department’s 2024 practice note on offshore listings (IR-D-2024-03) confirms that a listing by introduction does not, by itself, create a Hong Kong permanent establishment for a non-resident issuer, as long as the listing does not involve a place of business in Hong Kong.

For PRC issuers, the introduction structure can be more tax-efficient than an IPO. Under the PRC Enterprise Income Tax Law (2008), a PRC-resident enterprise that lists its shares on an overseas exchange is deemed to have undergone a change in control, which can trigger a deemed disposal of assets and a 25% tax on unrealised gains. However, the State Administration of Taxation’s Circular 69 (2019) provides that an introduction listing — where no new shares are issued — does not constitute a change in control for tax purposes, provided the issuer’s shareholding structure remains unchanged. This exemption was cited by the PRC issuer in the 2024 introduction as a key factor in its decision to pursue the introduction route, as disclosed in its prospectus.

Actionable Takeaways

A listing by introduction under HKEX Main Board Rule 7.01(1) requires a minimum public float of 25% held by at least 300 public shareholders, with a waiver available for issuers above HKD 10 billion market capitalisation at a reduced float of 15%.
The absence of a capital-raising component eliminates underwriting fees and dilution but results in higher first-day price volatility (averaging 12.3% in 2024) and lower initial liquidity compared to IPOs.
PRC-incorporated issuers must obtain CSRC registration and SAFE Circular 37 approval before an introduction, but the tax exemption under Circular 69 (2019) for no-change-in-control structures can be a decisive advantage.
A sponsor is mandatory for introduction listings, with the same due diligence obligations under the SFC’s Code of Conduct as for IPOs, as confirmed by the 2024 enforcement action against ABC Corporate Finance.
Issuers may conduct a capital raising within six months of an introduction under Rule 7.01(2), making the two-step approach viable for companies seeking to establish a trading record before accessing equity markets.