** Shares of Ubtech Robotics Corp 9880.HK jump 8.6% to HK$112.3, their highest level since March 7

** Stock on course for the biggest one-day pct rise since August 4, if gains hold; fourth biggest pct gainer on Hang Seng sub-index tracking information technology firms .HSCIIT

** The Chinese humanoid robot maker said it has secured a 250 mln yuan ($34.95 mln) procurement contract from a Chinese enterprise for humanoid robot products, mainly its Walker S2, with delivery to begin within this year

** Hang Seng Tech Index .HSTECH falls 1.6%, benchmark Hang Seng Index .HSI eases 1.3%

** YTD, Ubtech stock up 89.8%

($1 = 7.1529 Chinese yuan renminbi)

(Reporting by Donny Kwok)

((donny.kwok@thomsonreuters.com))