Sina Corporation will announce its financial results for the quarter ended June 30, 2004 on Tuesday, July 27th, 2004 after the close of market.

Following the announcement, Sina's management team will host a conference call at 9:00 p.m. Eastern Time to present an overview of the Company's financial performance and business operations. The dial-in number for the call is 617-786-4501. The pass code is 98335488. A live Webcast of the call will be available from 9:00 p.m. – 10:00 p.m. ET on Tuesday, July 27th, 2004 (9:00 a.m. – 10:00 a.m. Beijing Time on July 28th, 2004). The call can be accessed through the Company's corporate web site at http://corp.sina.com.

A replay of the conference call will be available for forty-eight hours after the conclusion of the conference call. The dial-in number is 617-801-6888. The pass code for the replay is 90740623.