After recheck Grohe Siam import cargo to FZ (Schenker warehouse) had completed Import declaration set , but when cargo duly ship out Grohe Pacific generate for Export invoice to us with C/O Grohe Siam reference INV 7xxxxx without reference Import. We would like to inform you the actual process Export declaration should reference import customs formality as regulation. Could you please review this process as priority, regarding effect to Customs Law.