well, i have my own point of view, for time being, let us give a word to classics for time being. hope you guys do not mind it is not Chinese reference:
"Here the meaning of the hikite, or pulling hand, is to grab the opponent’s attacking hand and pull it in whilst twisting it as much as possible so that his body is forced to lead against the defender.”
Gichin Funakoshi, in: Rentan Goshin Karate Jutsu