In the world of Teyvat, there are 7 nations and 7 archons in present time. There are also other nations beside these, which isn't as important. Each nation symbolizes the archon's ideal.
Zhongli is the vessel of the God, Morax, who is also known as Rex Lapis. He's is a shapeshifter, and is most well known in the form of a dragon. Zhongli is also one of the 7 archon, the geo archon.
Zhongli is over 6,000 years old, and his birthday is on December 31st. He was around before the archon war and actually lived a peaceful life helping the early inhabitants of Liyue prosper along with his close partner Guizhong.
Zhongli guards Liyue, and watches over it even when he retires from the scence. Now he work as Wangsheng Funeral Parlor's mysterious consultant, while hiding his identity from almost everyone.
Zhongli is a calm, reserved, and polite man, who holds an air of nostalgia. Being the reminiscent person he is, Zhongli enjoys Osmanthus wine as it was the drink he and his former Archon friends used to have when they met up in Liyue.