2. Headphones can be tested on site. If there is a temporary problem, you can apply for a replacement immediately.
3. The number of people in each examination room should be 40-50, and the speed of doing the questions is different, so there should be an order.
There is an empty classroom next door, where you can bring important things.
5. Bring your own water.
6. You have to wait to arrive early and queue up to take pictures.