** Shares of drug discovery and intelligent automation solutions provider XtalPi Holdings 2228.HK jump 9.7% to HK$8.17, their highest since Feb. 25

** Stock set for its biggest one-day pct gain since Aug. 6, and on course for a second session of gains

** Co expects first-half revenue to jump nearly five-fold to 500 mln yuan ($69.59 mln) from a year earlier, driven by its collaboration with DoveTree Medicines in relation to the company's provision of drug discovery solutions and services

** Co expects adjusted net profit of not less than 120 mln yuan, compared to an adjusted net loss of 251.4 mln yuan in the year-ago period

** If it makes a profit, this would be the first time for the group to achieve half-year profit

** Hong Kong's healthcare index .HSCIH eases 0.7%, the benchmark Hang Seng Index .HSI slips 0.1%

** YTD, stock up 31.9%

($1 = 7.1851 Chinese yuan)

(Reporting by Donny Kwok)

((donny.kwok@thomsonreuters.com))