Consignee collected the container since 27-Aug, instead of today 7-Sept, therefore from 8-Aug to 27-Aug total 20 days,should be within the period. (freetime approved 21 days combine)
Actually the Hanjin at destination is saying they only charging consignee for 9 days storage fee,as they consider there is only 10 days free.
They are saying the System indicating show Free DEM is 10 days,Free DET 21 days.