Tā máosuì-zìjiàn, zhǔdòng shēnqǐng dānrèn xiàngmù fùzérén.
He recommended himself and proactively applied to be the project leader.
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history
自荐 is closely linked to the idiom 毛遂自荐 - Mao Sui (毛遂) of the Warring States period famously recommended himself to accompany Prince Pingyuan on a diplomatic mission, and proved his worth. This story is the cultural basis of the term.