fang wurlks at three homes each day but still earns less than the average monthly income of an officialnghai resident. >> fang gets many requests for her work. she attributes that to her many certifications. >> fang lives in an area a village by a city. many live here because of the low rent. in the past there were many such locations but most of them were taken down. this one is also set to be demolished next year. fang has been attending night school since march to obtain a new certification. she works from morning to evening, goes home once and prepares dinner before leaving again. it takes her about an hour by scooter from home to school. the cnst institute of continuing education has a 50-plus year history as a night school. it offers courses and many cert certificates as well as many night school degrees. with the support of the city government, this school has been offering a new training course in care giving since 2017. this year applicants can obtain certification tuition free. if fang obtains this, it will be her fourth national certification. >> care giving will soon be a fu