CaoCao INC. (listed on the Hong Kong Stock Exchange) disclosed a Next Day Disclosure Return dated 16 September 2026 detailing slight changes to its share capital structure.

Share Repurchase • On 16 September 2026, the company repurchased 142,500 ordinary shares on-market at prices ranging from HKD 11.13 to HKD 12.64, for a total consideration of HKD 1.63 million. • The buyback equates to 0.0246 % of the issued shares (excluding treasury shares) outstanding prior to the transaction. • All repurchased shares have been retained as treasury shares, lifting the treasury share balance to 6.33 million.

Option Exercise • Also on 16 September 2026, 9,808 new shares (0.0017 % of outstanding shares) were issued following employee option exercises under the Pre-IPO Share Incentive Plan adopted in November 2022. • The exercise price was RMB 1.692 per share.

Capital Position After Transactions • Issued shares outstanding (excluding treasury shares) declined to 580.04 million from 580.17 million. • Total issued shares, including treasury shares, edged up to 586.36 million.

Repurchase Mandate Status • The current mandate, granted on 08 June 2026, authorises up to 58.30 million shares for repurchase. • Cumulative buybacks under this mandate stand at 5.66 million shares, representing 0.97 % of the issued share base at the authorisation date. • A 30-day moratorium on new share issues or treasury share sales runs through 16 October 2026 following the latest buyback.

All actions were executed in accordance with Hong Kong listing rules and other relevant regulatory requirements, as confirmed by Joint Company Secretary Junxian Liu.