The corporation also reserves the right to require the borrower through the lending bank to reduce the size of the mortgage and cancel the mortgage insurance . " note : supplementary information can be found in 按揭证券公司将向核准卖方提供按揭保险，保险额最高可达物业价值的15 % ，使贷款银行可提供达八成半的按揭贷款。
