UNIVERSAL DATA HOLDINGS LIMITED ANNOUNCED THAT IT WILL DETERMINE THE DATE OF ATTENDANCE AND VOTING ELIGIBILITY FOR HOLDERS OF ORDINARY SHARES AND SERIES A CONVERTIBLE PREFERRED SHARES ON WEDNESDAY, JUNE 5, 2024. Before 4:30pm Hong Kong time on the day of the share registration date, all valid share transfer documents for Class A Ordinary Shares and related shares must be returned to the Hong Kong Central Securities Registration Company Limited. U.S. depositary holders do not have the right to attend the general meeting or vote, but may instruct the depositary of JP Morgan Chase Bank, N.A. how to vote on the Class A ordinary shares represented by the proxy. The specific date and location of the General Meeting will be announced in a subsequent notice. Global Data is chaired by Mr. Wong Wai as Chairman and Chief Executive Officer and is listed on the Nasdaq Global Market in the United States under the stock code name GDS.

UNIVERSAL DATA HOLDINGS LIMITED ANNOUNCED THAT IT WILL DETERMINE THE DATE OF ATTENDANCE AND VOTING ELIGIBILITY FOR HOLDERS OF ORDINARY SHARES AND SERIES A CONVERTIBLE PREFERRED SHARES ON WEDNESDAY, JUNE 5, 2024. Before 4:30pm Hong Kong time on the day of the share registration date, all valid share transfer documents for Class A Ordinary Shares and related shares must be returned to the Hong Kong Central Securities Registration Company Limited. U.S. depositary holders do not have the right to attend the general meeting or vote, but may instruct the depositary of JP Morgan Chase Bank, N.A. how to vote on the Class A ordinary shares represented by the proxy. The specific date and location of the General Meeting will be announced in a subsequent notice. Global Data is chaired by Mr. Wong Wai as Chairman and Chief Executive Officer and is listed on the Nasdaq Global Market in the United States under the stock code name GDS.