Don't worry. I also don't fill in yet. Because my nephew have similar case . His mother told me that she also didn't fill in the number in the form when applied the Primary school. But after that you can thru Government way to pass the information to your desired school. Then, school will make arrangement as well.
since I don't know anyone study at E位, so I's not sure!
Q: 估方式未必一定要去評估中心見。好似話有機會比份問卷你填或電話或去評估中心。
A: yes, 問卷 or go to 評估中心. but we all prefer 評估中心, more detail!!!