Having four kids and they all look thesame

Having four kids and they all look thesame.it will be so hard the identify them.

 This is a woman named Tan Chaoyun shenzen in china with six baby shave the six-year-olds' with number one to four........check this link for full storyhttp://thewilfreds.com/mother-of-quadruplets-carves-numbers-on-their-head-for-identity/