@Handian Sudianto. Thank for the reply. For the policy refresh interval, it can be 8 hours. Here is a link with more details.
You can manually do sync on device side under Settings-> Accounts->Access work or school, info, click sync on Intune portal to speed up.
https://learn.microsoft.com/en-us/mem/intune/remote-actions/device-sync
Hope the information can help.
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