Billionaire Thomas Kwok sentenced to 66 on misconduct charge . Hong Kong 's former No.2 official sentenced to five years . Billionaire Thomas Kwok , seven and a half years , is the highest-ranking former official to be tried in Hong Kong 's . Property tycoon 's brother acquitted by jury .
Billionaire Thomas Kwok sentenced to five years on misconduct charge . Hong Kong 's former No.2 official sentenced to seven and a half years . Rafael Hui , 66 , is the highest-ranking former official to be tried in Hong Kong . Property tycoon 's brother acquitted by jury .