After seeing tale after tale in the media of housebound elderly people dying and not being discovered for days, or even having their bodies gnawed at by dogs, Cao decided to branch out into offering services to the elderly.
當獨居老人死亡多日才被人發現、甚至屍體還遭狗啃食等事件不斷見諸媒體後，曹慶開始插手老人服務的行列。