毛遂máo suìMao Sui (third century BC), who proverbially offered his services to the King of Chu 楚, see 毛遂自荐
毛遂自荐máo suì zì jiànMao Sui recommends himself (idiom); to offer one's services (in the style of Mao Sui offering his services to king of Chu 楚 of the Warring states)