** Aurora Mobile's U.S.-listed shares JG.O rise 2.2% to
$0.93 premarket
** The Chinese mobile developer service provider approves a
$5 mln buyback, including of its American depositary shares
urn:newsml:reuters.com:*:nTUA7VRCLV
** JG's Q2 attributable net loss falls to 23.4 mln yuan
($3.35 mln) from 29.3 mln yuan a year earlier urn:newsml:reuters.com:*:nTUA4Q3KDV
** CEO Weidong Luo says lowered operating expenses through a
further drop in salary costs and workforce streamlining
** Up to last close, stock down 12.5% YTD
($1 = 6.9933 yuan)
(Reporting by Chavi Mehta in Bengaluru)
((Chavi.Mehta@thomsonreuters.com;))