a deed as tiny as hair(sī fā zhī gōng)

a deed as tiny as hair

Si FA Zhi Gong, a Chinese idiom, Pinyin is s ī f à zh ī g ō ng, which means minor credit. It comes from the ten annals of Shang Han Dynasty by Cai Yong of Han Dynasty.

The origin of Idioms

Cai Bozhe's ten annals of the upper Han Dynasty: "father and son are both favored, so they can't lose heart and make contributions to the silk."

Idiom explanation

Little credit.

Chinese PinYin : sī fā zhī gōng