This idiom comes from the story of deep friendship between Guan Zhong and Bao. It first appeared in Liezi Mo Lifeng. "My parents gave birth to me, and Baozi knows me. This world is called Guan Shanyou. " The deep friendship between Guan Zhong and Bao has become a much-told story handed down from generation to generation in China. In China, people often use Guan Baoyou to describe themselves and Bao Shu Ya.
Or: distant relatives are not as good as close neighbors,