Don't know the vintage of your house/paint, if it was built
Or painted after 1978, it's likely no lead. However, if it's lead based, when it peels or cracks, it will become chips and dust. People, especially, children can be poisoned. Your tenant is probably nervous/anxious about it.
地下室不算面积的，合同里明确说了不能住人。地下室进了大概两寸的水，当天就退了。
地面和墙体的油漆有些脱落。房客提出想换成瓷砖，被我拒绝了
本来我是打算重新油漆下。现在有点忙，所以还没搞。结果这个房客天天发照片，恨不得让我马上做。
从法律的层面，我必须修理吗？如果必须，有多长时间？这才刚过了10天
更何况还是地下室
Or painted after 1978, it's likely no lead. However, if it's lead based, when it peels or cracks, it will become chips and dust. People, especially, children can be poisoned. Your tenant is probably nervous/anxious about it.