Demurrage / Detention Overtime Charge   E-Service > Demurrage / Detention Overtime Charge       Demurrage Charge   20' GP 40' GP / 40' HQ Day 1 to Day 5 Day 6 and onwards HK$360 HK$720 HK$720 HK$1440     Detention Charge   20' GP 40' GP / 40' HQ Day 1 to Day 3 Day 4 or onwards HK$200 HK$300 HK$400 HK$600 Demurrage Overtime Charge Calculator Detention Overtime Charge Calculator