Air China Limited released its Monthly Return for the period ended 31 May 2026, confirming no changes in either authorised or issued share capital across its H-share and A-share classes.

Authorised / Registered Capital • Ordinary H shares remained at 4.96 billion shares with a par value of RMB 1 each, keeping authorised capital at RMB 4.96 billion. • Ordinary A shares, listed in Shanghai, were unchanged at 12.49 billion shares (par value RMB 1), corresponding to authorised capital of RMB 12.49 billion. • Combined authorised share capital therefore stood steady at RMB 17.45 billion.

Issued Shares and Public Float • Issued H shares: 4.96 billion; treasury shares: nil; no month-on-month change. • Issued A shares: 12.49 billion; treasury shares: nil; no month-on-month change. • Air China confirmed that the minimum 5% public float requirement for its H shares under Hong Kong listing rules was met as at 31 May 2026.

Capital Instruments and Other Movements • The company reported no share options, warrants, convertible securities, or other instruments that could dilute share capital. • No repurchases, cancellations or treasury share movements occurred during the month.

Governance Note The filing was submitted by Company Secretary Mr Xiao Feng on 2 June 2026 in compliance with the Hong Kong Exchanges and Clearing Limited reporting requirements.

Overall, Air China’s May 2026 disclosure indicates a month of capital stability, with authorised and issued shares unchanged and full adherence to public float rules.