China Castson 81 Finance Company Limited submitted its Monthly Return to the Hong Kong Stock Exchange on 8 July 2026, covering the period ended 30 June 2026. The filing shows no movements in either authorised or issued share capital during the month.

Authorised Share Capital • Ordinary shares authorised: 20.00 billion shares, par value HKD 0.01 each, amounting to HKD 200.00 million. • No increase or decrease was recorded.

Issued Share Capital and Public Float • Issued ordinary shares (excluding treasury shares): 712.75 million. • Treasury shares: none. • The issued share total remained unchanged throughout June. • The company confirmed compliance with the Main Board’s minimum 25 % public-float requirement.

Capital Instruments and Other Movements • No share options, warrants, convertible securities, or other share-issuance arrangements were outstanding or executed during the month. • No Hong Kong Depositary Receipts were in issue.

Governance Confirmation The company secretary, Cheng Suk Fun, certified that all regulatory and procedural requirements related to securities matters were duly observed.