** Shares of Jiangxi Rimag Group 2522.HK jump 18.2% to HK$15.93, on track for their biggest one-day pct gain since April 8
** Stock hits the highest since June 9 and on course for a third consecutive session of rise
** Chinese medical imaging services and solutions provider expects H1 net profit to jump 14.5 to 16.5 times from a year earlier and revenue to increase 8.77%-16.03%
** Says revenue growth due to an increase in the number of customers and services delivered and net profit surge due to higher revenue and decrease in administrative expenses
** Hong Kong's healthcare index .HSCIH rises 1.9%, the benchmark Hang Seng Index .HSI adds 0.2%
** YTD, stock down 78.1%
(Reporting by Donny Kwok)
((donny.kwok@thomsonreuters.com))