Send them a letter, stating the situation,

来源: 于 2011-10-05 11:46:21 [旧帖] [给我悄悄话] 本文已被阅读：次

at the same time, request immediate repair, since if not, mold could accur, and harmful to people's health. They should know you have the right to sue them, and they will have big trouble by then.