中国指数研究院（CIA）的高级分析师，雷华说，不良的抵押贷款比率不高，百分之30-40的价格下降不会增加比例。
Lei Hua , a senior analyst with the China Index Academy ( CIA ), said the non-performing mortgage loan ratio is not high and a30-40 percent price drop won 't increase the ratio .
雷华