北京百科 - EAS
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Beijing - Wikipedia
https://en.wikipedia.org/wiki/BeijingWebBeijing is the world's most populous national capital city, with over 21 million residents. It has an administrative area of 16,410.5 km 2 (6,336.1 sq mi), …
- Area code: 10
- Elevation: 43.5 m (142.7 ft)
- Country: China
- Established: 1045 BC
北京(中华人民共和国首都)_360百科
北京 - 搜狗百科