Legal analysis: For families who buy a second home by loan, the down payment ratio of the second home is not less than 70%, and the interest rate of the second home loan is not less than 1. 1 times of the benchmark interest rate. Branches of the People's Bank of China may, according to the price control objectives and policy requirements of the local people's government for the new second home, raise the down payment ratio of the second home loan and the interest rate of the second home loan on the basis of the unified national credit policy.

Legal basis: Article 23 The People's Bank of China may implement monetary policy by using the following monetary policy tools:

(1) Require banking financial institutions to deposit the deposit reserve in a prescribed proportion;

(2) Determining the benchmark interest rate of the central bank;

(3) handling rediscount for banking financial institutions that have opened accounts with the People's Bank of China;

(4) Providing loans to commercial banks;

(5) buying and selling treasury bonds, other government bonds, financial bonds and foreign exchange in the open market;

(6) Other monetary policy instruments determined by the State Council. The People's Bank of China may prescribe specific conditions and procedures when applying the monetary policy tools listed in the preceding paragraph for the implementation of monetary policy.