** Shares of Vestel Elektronik VESTL.IS rise as much as
6.88% to a nearly four-week high of 68.9 lira
** Turkish household electronics co signs deal to buy 4.64%
stake in Chinese TV software company VIDAA International
Holdings, which owns smart TV OS and streaming platform VIDAA
** Vestel and VIDAA International to enter ad rev sharing
agreement, allowing VESTL to earn an additional recurring ad rev
from TV sales featuring VIDAA
** Brokerage Trive Yatırım Araştırma says deal expected to
support VESTL's growth
** Stock among best performers on BIST-100 index .XU100
(Reporting by Miraç Eren Dereli, Canan Sevgili)
((miraceren.dereli@thomsonreuters.com;
canan.sevgili@thomsonreuters.com))