hand down a good plan to posterity
Yan Yimou, a Chinese idiom, Pinyin is y à NY à y í m ó u, which originally refers to King Wu Mou of Zhou Dynasty and his grandson to appease his son. To plan for one's heirs. From the book of songs Daya Wenwang Yousheng.
Idiom usage
Used as a predicate or attributive; used in writing
Examples
The power of public opinion is great, but Yan Yi Yi Yi Mou. The history of Song Dynasty
The origin of Idioms
"The book of songs · Daya · King Wen Yousheng" says: "King Wu is not an official, Yijue Sun Mou, Yijue Sun Mou, Yiyan Yizi."
hand down a good plan to posterity
maintain one 's original pure character - yī chén bù dào