if you already have HK driver license, you should not need the knowledge test and RTA will give you once chance for the road test. if you pass, they will give you OZ driver license. but if you failed, then, you will need to start from the beginning, ie sit for knowledge test for learner license first.
Birth 15/3: W:4.2kg L:52cm HC:37.5cm
Day 09: W:4.37kg L:55.5cm HC:37cm
Day 46: W:7kg L:62m HC40.5cm
Day 82: W:~9.2kg L:~66cm
Day 112: W:~10.4kg