** Shares of Sino Biopharmaceutical 1177.HK rise 5.6% to HK$6.97, on track for biggest one-day pct gain since November 13
** Stock hits the highest point since January 29 on the sixth straight session of rise
** Co says its breast cancer drug TQB2102 "HER2 bispecific ADC" is undergoing phase III clinical trial to evaluate efficacy and safety of the product for injection versus investigator-selected chemotherapy in HER2-Low breast cancer
** Says enrolment of all subjects has recently been completed
** YTD, stock up 12%, the Hang Seng Biotech Index .HSBIO up 13.4%
(Reporting by Donny Kwok)
((donny.kwok@thomsonreuters.com))