853110300019 under HS Code Others, 853180709000 under HS Code Others, and 853190000000 under HS Code ELECTRIC SOUND OR VISUAL SIGNALLING APPARATUS (FOR EXAMPLE, BELLS, SIRENS, INDICATOR PANELS, BURGLAR OR FIRE ALARMS), OTHER THAN THOSE OF HEADING 8512 OR 8530 PARTS were the top imported HS Codes by F.S.S. GÜVENLIK TEKNSIS.INS.TAAH.OTOM.VETUR.TIC.SAN.LTD.STI. in 2021.