Postal Savings Bank of China Co., Ltd. (PSBC) submitted its monthly return to the Hong Kong Stock Exchange for the period ended 31 May 2026, confirming no changes to either authorised or issued share capital during the month.

Authorised/Registered Capital • H-share quota remained at 19.86 billion shares with a par value of RMB1 each. • A-share quota on the Shanghai Stock Exchange held steady at 100.24 billion shares, also at RMB1 par value. • Combined authorised capital stayed at 120.10 billion shares.

Issued Shares and Treasury Position • Outstanding H shares totalled 19.86 billion, while A shares stood at 100.24 billion. • The bank held zero treasury shares for both classes, and there were no movements in either category throughout May. • No share options, warrants, convertibles, or other equity-linked instruments were outstanding or exercised during the month.

Public-Float Compliance PSBC confirmed compliance with Main Board Rule 13.32D(1), meeting the minimum 5% public-float threshold for its H-share class.

Administrative Details The return was filed on 03 June 2026 and signed by Joint Company Secretary Du Chunye.