It was not until Qin Shihuang that he was called emperor.

I'll give you a name. You can enter your name in Baidu Encyclopedia to check it out.

Qin dynasty-Qin Shihuang;

Western Han Dynasty-Liu Bang;

Eastern Han Dynasty-Liu Xiu;

Cao Pi and Wei Wendi of the Three Kingdoms, Liu Bei of Shu and Sun Quan of Soochow;

Western Jin Dynasty-Sima Yan Sima Yan;

Eastern Jin Dynasty-Jin and Yuan emperors;

In the Northern and Southern Dynasties, Song Wudi, Xiao Qi Daocheng, Liang Xiaoyan, the Eight Immortals,

There were many small countries in the Northern Dynasty Rebellion, such as Qian Yan and Hou Yan, which were later unified by the Northern Wei Dynasty and divided into Western Wei and Eastern Wei. The Western Wei Dynasty was replaced by the Northern Zhou Dynasty and the Eastern Wei Dynasty by the Northern Qi Dynasty.

Finally, Emperor Wendi of Sui Dynasty replaced the Northern Zhou Dynasty, eliminated Chen, unified the whole country and restored the Sui Dynasty.

Tang Dynasty Li Yuan

The Tang Dynasty perished and entered the Five Dynasties and Ten Kingdoms. The five dynasties were Zhu Wen, Li, Shi Jingtang, Liu Zhiyuan and Guo Wei.

Zhao Kuangyin replaced the Zhou Dynasty to establish the Song Dynasty to unify the world.

Jin-Hong Yan Yan Hong Akuta, Liao Taizu Lu Ye Abaoji

Zhao Gou, Emperor Gaozong of the Southern Song Dynasty;

Kublai Khan of the Yuan Dynasty;

Zhu Yuanzhang of the Ming Dynasty;

Nurhachi in Qing Dynasty