Where did Zhou Wang come from in Three-body?

After getting rid of the wildness, he became Zhou Wang.

Zhou Wang: I was moved by King Wen. It may be the first recognized king after leaving the wild in the history of the three-person body. Let people understand the three-body world and sympathize with it. Join ETO. So these people are not completely fictional, but the twinkling stars in the history of the three-body are.

Zhou Wenwang: King Wen performed Zhouyi. The Book of Changes should be the first book to spread ideas, while others recorded what they saw and thought earlier. This book spreads the outlook on life, world outlook and values. Represents the beginning of the maturity of human civilization. King Wen in the game should be the first person to spread this idea to the three-body world.

"Three-body" science fiction, the full name of "The Earth Past Trilogy", is an epic masterpiece of Liu and a typical hard science fiction work.