What is the difference between date-based / time-based paging / shipmentBoxId / orderId in the PO list query API?

The data acquired is the same. The only difference is the query method. Please see below to understand the different methods and choose the method you prefer. 

※ Guidelines on PO List Query API types 

<Date-based paging>
- Can query up to 31 days 
- Can limit maximum number of POs exposed per page (maxPerPage)

<Time-based paging>
- Can query within 24 hours of the selected date
- Cannot limit maximum number of POs exposed per page 

<shipmentBoxId / orderId>
- Can query specific PO by entering relevant value