What is the most important fundamental characteristic of King Wen’s virtues?

Benevolence

The virtues of King Wen come from "The Book of Songs Daya King Wen", and "The Book of Songs Daya King Wen" is a poem from the pre-Qin period and was compiled by Confucius. Ren is a Confucian The core idea, so the most important fundamental feature of King Wen's virtue is benevolence.

"King Wen", the first chapter of "The Book of Songs Daya·King Wen". It is a poem from the pre-Qin era. The poem has seven chapters, each chapter has eight lines. Praise to King Wen Jichang, the founder of the Zhou Dynasty.