目前国内水、电、气的收费方式,仍普遍采用入户抄表收费方式,这种收费方式不仅给居民带来许多不便,而且收费人员工作强度很大,同时造成资金滞后,虽然国内城市市场已经生产使用了预收费IC卡表,但是这种卡表还是单体运行、分项收 At present, the domestic water, electricity and gas charging methods are still commonly used meter reading method, which not only brings inconvenience to the residents, but also the working staff of the toll collectors is very big, and at the same time, the capital lags behind. Although the domestic urban market Has been produced using the pre-paid IC card table, but this card table or single-run, sub-income