Research On The Genealogy Of Wei,Jin,Southern And Northern Danasties

Since Caowei, Nine-rank system was complemented, which is an officials selection system based on family status and contribution.Genealogy, which records the family history, received heated extolling. Gradually its content and form (including family history, former offficers, noble families) became mature. As a result, county trees and family trees were come into being.During this period, due to frequent changes of dynasty, Zongzhengqin was set up to compile and manage the genealogy of royal families after each regime was founded and many royal genalogies were come into being.At the same time, the power struggles caused continuous social conflicts, insecurity and displacement.To successfully fight against wars and natural disasters, many small families which owned common ancestors reunioned. After strong development, big families with many memebers, deep pockets and strong cohesion were formed.To remember the deeds of ancestors and unite the tribes, these new tribes and big tribes formed since Eastern Han Dynasty were keen on writing family history and handed them down to generations. One of the most important content is the record of the history of all the family members. As a result, large numbers of noble family trees were emerged.Due to talents selection and social development, Genealogy Bureau was set up to manage the genealogy besides the royal family genealogy. It major duty was to compile all family genealogy and inspect if there was anything wrong with the folk genealogy.Meanwhile, there came out a lot of genealogists. They collected, compiled and studied all the genealogies. Gradually there formed a speciallized knowledge—Genealogy.