The specific process is as follows:

It takes 1 day to submit a loan application.

ABC needs 4-7 days for investigation and approval.

It takes 4-5 days to sign the loan contract after approval.

It takes 3-5 days for the first-hand housing loan to handle the real estate license and the second-hand housing loan to handle the property transfer.

It takes five days to apply for a mortgage.

It takes two days for the bank to issue loans.