So far some of the well-preserved model Siheyuan in the urban district have been on the list of preserved cultural relics.

现在北京城区保存完好的典型的四合院有些已被列入文物保护单位。

youdao

So far some of the well-preserved model Siheyuan in the urban district have been on the list of preserved cultural relics.

现在北京城区保存完好的典型的四合院有些已被列入文物保护单位。

youdao