The board of directors of Standard Development Group Limited announced that, due to his desire to devote more time to his other business commitments, Mr. Ye Zuobin has resigned as an executive Director and an authorised representative of the Company under Rule 3.05 of The Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited with effect from 2 December 2022. Mr. Ye confirmed that (i) he has no disagreement with the Board; and (ii) there is no matter relating to his resignation that needs to be brought to the attention of the shareholders of the Company or the Stock Exchange.