It is a tool to assist bank personnel in completing marketing business. The bank mortgage assistant is an assistance tool for bank personal loan marketing personnel. Its main tasks include: expanding customers, completing various business goals and cross-selling tasks; entering the system, assisting in the preliminary review of applications and processing customer early repayment applications, etc. The maximum loan period for housing loans shall not exceed 30 years, and the maximum loan period for second-hand housing provident fund loans shall not exceed 15 years.