Dong'an (Yongzhou)
Dong'an ( Chinese 东 安县 , Pinyin Dōng'ān Xiàn ) is a district in the south of the Chinese province of Hunan , which belongs to the administrative area of the prefecture -level city of Yongzhou . It has an area of 2,211 km² and has a population of 590,000. Its main town is the large community of Baiyashi白 牙 市镇.
The site Shude shanzhuang (树德 山庄) - the former residence of Tang Shengzhi (1889-1970) - has been on the list of monuments of the People's Republic of China (6-1010) since 2006 .
Coordinates: 26 ° 28 ' N , 111 ° 20' E