I-NSEN inokwenziwa ngokwezifiso ngokweemeko zomsebenzi ezikhethekileyo zomthengi

Ukuze kuhlangatyezwane neemfuno zabathengi kwiimeko ezahlukeneyo zokusebenza, i-NSEN inokubonelela abathengi ngeemilo zomzimba ezikhethekileyo kunye nokwenza ngokwezifiso izinto ezikhethekileyo.

Apha ngezantsi kukho ivalvu esiyila umthengi;

I-offset kathathu enenkxaso yeflange ye-ISO ephindwe kabini