expert at appointing people according to their abilities (idiom)
to put the right people in the right places
Definitions (粵典–words.hk)
語句
知道下屬嘅能力、長處,安排佢處於能夠勝任、發揮嘅崗位 to understand the abilities of one's subordinate and to give him/her the right appointment
做行政主管最緊要識得知人善任。
做行政主管最紧要识得知人善任。
zou6 hang4 zing3 zyu2 gun2 zeoi3 gan2 jiu3 sik1 dak1 zi1 jan4 sin6 jam6. Above all, an administrative director must be able to appoint the right ones to appropriate duties.
Definitions (Wiktionary)
phrase, idiomatic
to know one's subordinates well enough to assign them jobs commensurate with their abilities