拳 Quán – Fist

四指并拢卷握，拇指紧扣食指和中指的第二指节。

The four fingers are close together, and the thumb is fastened to the second knuckle of the index finger and to the middle finger.

掌 Zhǎng – Palm 

四指并拢伸直向后伸张，拇指第一指节弯屈扣虎口处

Four fingers close together and stretch straight back with the first knuckle of the thumb bended.

勾 Gōu – Hook

五指尖撮拢，屈腕

Five fingers are close together, the wrist is bent.