additional charge for city gas surcharge

I'm at a loss what to do if I couldn't pay the city gas bill on time. I'm worried that the extra charge will be added up like when the credit card payment is overdue. I will check how the additional..

additional charge for city gas surcharge에 대한 요약내용입니다.

자세한 내용은 아래에 원문링크를 확인해주시기 바랍니다.

원문링크 : additional charge for city gas surcharge