About whether Singapore group visa can apply for a boarding pass by yourself

Actually, it doesn’t matter. If you have your passport, you can check in, check in your luggage, and even go through security check and customs by yourself. But it is a team after all, and the team leader will usually ask everyone to gather and act collectively, so that any problems that arise can be easily dealt with. There may be problems. I have bought cheap group tickets before. When I took my passport to check in, I couldn't find the ticket information, and finally the team leader made a decision. Therefore, the purpose of following the group leader and asking everyone to act collectively is to make it easier to deal with problems.

It doesn’t matter when you leave China. It’s best to go together when entering and exiting there