SINA [SINA] 6-K: SINA Announces US$500 Million Share Repurchase Program BEIJING,
[SINA Announces US$500 Million Share Repurchase Program BEIJING, December 31, 2019 /PRNewswire/ SINA Corporation (the Company or SINA) (NASDAQ GS: SINA), a leading online media company serving China and the global Chinese communities, today announced that its board of directors has authorized a]