Our Agent have to send arrival notics to yr cnee for submit manifest , if not yet get info from your side then they have to sbumit manifest base from BL with china customs. Then impact once yr cnee need to amend description of cargo or G.W. , N.w. and any thing in BL if inform us after we already submit all details to port customs then will have amendment charge incur, or have should be process then make yr client spend long time to clearance cargo. And will effect with storage charge in port that will incur also.
Hope you clearify in this case.