MAO sources:

From ji, to China's.After ji fa shang completely, sealing brother uncle zheng (the king of the eighth son) in Mao Guo (now shaanxi zones, out area), he jumped off the time.Qing daoguang years late western zhou bronzes unearthed in shaanxi zones class Yin, Mao Bodui, time ding is a relic of Mao Guo.Among them, the "time ding" as the existing longest bronze inscriptions, inscriptions, a total of 497 words, describes the reward and king xuan of zhou told the liegeman time adjacent.This suggests that the late western zhou dynasty shaanxi Mao Guo still exist.Time in the zhou dynasty hereditary QingShi, son called MAO.

Also from ji to principalities, respectively.King wen of zhou's ninth son "Dan sealed in Mao Yi (now henan yiyang county northeast area), he Mao Bo Dan, as one of the six qing king cheng of zhou, as customary, in charge of construction projects.Time, taking principality descendants of "MAO" surname, said MAO.

Have a generation of the northern and southern dynasties north (now shanxi and hebei yu county, north of lishi, LingShi, XiYang YangYuan, huai 'an and other places) minority, from generation to generation for the emirates, which is also called tea.