What should I do if I send a text message to the leader asking for leave and don't reply?

According to the regulations, except for occasional accidents, you can ask for leave immediately when you are not on duty, and the rest of the off-duty leave procedures must be handled during working hours.

There are many people who have to go through the formalities of asking for leave: your direct leader, the labor department, the competent leader, etc. How to approve SMS?

Ask for leave, ask for leave, is a request, apply for leave, not a notice, but contains the meaning of approval or disapproval by the leader. For example, the work of the company is very important, and personal affairs are not very urgent. Can we postpone it for a day or two?

How can the leader negotiate with you when you ask for leave by SMS?