SINA [SINA] 6-K: (Original Filing)
[SINA Announces Management Appointments SHANGHAI, Feb. 19, 2013/PRNewswire/ SINA Corporation (NASDAQ GS: SINA), a leading online media company serving China and the global Chinese communities, today announced the promotion of its Chief Operating Officer (COO) Hong Du to the position of COO and Co-President, and the appointment of Jack Xu to the position of Chief Technology Officer (CTO) and Co-President.] [FORM 6-K February 2013 SINA Corporation 37F, Jin Mao Tower 88 C entury B oulevard, P udong Shanghai 200 121 , China Form 20-F x Form 40-F o o o TABLE OF CONTENTS]