when we try to create the bill in quickbooks intuit for custom documents, it does not show the full GST amount. Can we help us to clear this issue?

The custom invoice shows two GST components, one is relating to the GST for custom duty and Other GST amount for other charges but When enter bill in quicksbooks intuit, it only shows the GST on other charges but it doesn't show GST for the custom duty. HOW can we clear this issue?