How is the rule for people who would like to stay more in Macau if they like there?

Polline, you should ask your employer to help you acquire the Temporary Authorization to Stay for Non-resident Workers. After getting that, you can work legally. If your employer is qualified for recruiting foreigners, they should know how to apply for it. For you, it's very complicated.

However, you still can call at (853) 2872 5488 to learn about the process if you plan to do it on your own.