Rubuta ci gaba don wannan sakin layi - Halkina ta fara yin gasa a cikin matasan kasa da kasa a shekarar 2009, ta lashe lambobin yabo da yawa a matsayin matashi, a gasar cin kofin duniya ta Pesaro ta 2010 inda ta lashe zinare a kwallon, hoop da azurfa a cikin Team Event. A Gasar Grand Prix ta 2010 ta lashe lambar tagulla ta gaba daya. Ta lashe zinare a raga a gasar cin kofin duniya ta matasa ta Pesaro ta 2012. A gasar zakarun Turai ta matasa ta 2012
ita da Team Belarus sun lashe lambar azurfa ta Team, ta lashe azurfa a ribbon da ƙwallon ƙarshe. Daga nan sai Halkina ta lashe lambar zinare a cikin rukunin matasa a gasar cin kofin Aeon ta 2012 a Japan.