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Imperial Era: Xia Dynasty & Zhou Dynasties..(Western Zhou and Eastern Zhou)
Han Dynasty ( Eastern Han, Western Han, Xin Dynasty)
Middle Dynasty:  Three Kingdoms Period (220-265) of Wei, Shu, and Wu.
Sui Dynasty, Tang Dynasty
Song & Yuan Dynasties (S: 960-1279 & Y:1271-1368)
Ming & Qin Dynasties: (M:1368-1644 & Q:1644-1911)
Modern Era: the revolution of 1911 People's Republic of China
others: Jin Dynasty, Shang Dynasty,Dali Kingdom, Republic of China...