Take advantage of the current
The Chinese idiom, CH é ngsh ù nshu ǐ Chu á n in pinyin, means to refer to following the trend. It's from the picture of eight steeds, consultant.
The source of the idiom is Shen Congwen's "eight steeds · counselor": "he looks like a real man, because he is the old subordinate of the teacher, and he usually plays tricks on the occasion, so he'll do it by boat in this season."
Take advantage of the current
Beat the bone and drain the marrow - chuí gǔ lì suǐ
The crown of a bullet is tied to the ribbon - tán guān jié shòu
heaven has complied with the wishes of the people - tiān yǔ rén guī