1. Find relevant information in China Bank of Yili, official website. Most banks provide mortgage-related information and services on their official websites. You can find information about mortgage products, interest rates, application process and so on. Through the search function of the bank website or the loan/mortgage option in the navigation bar.

2. Call the customer service hotline of Erie China Bank. You can call the customer service staff of the bank to ask you questions about mortgage, and they will provide relevant information and help. Generally speaking, the bank's customer service hotline will provide services during office hours on weekdays.