喺電力公司因為唔識收電費 就切斷供電幾個月嘅時候 一個貧民窟就集合每戶電費一次過交 仲幫大家爭取到更平嘅電費
When the power company cut off the electricity supply for several months because it would not collect electricity bills, a slum would collect the electricity bills of each household and pay them back, helping everyone to get cheaper electricity bills