940540990000 under HS Code Others, 853090000000 under HS Code ELECTRICAL SIGNALLING, SAFETY OR TRAFFIC CONTROL EQUIPMENT FOR RAILWAYS, TRAMWAYS, ROADS, INLAND WATERWAYS, PARKING FACILITIES, PORT INSTALLATIONS OR AIRFIELDS (OTHER THAN THOSE OF HEADING 8608) - PARTS, and 900190009100 under HS Code Others were the top imported HS Codes by UBS HAVALİMANI SİSTEMLERİ SANAYİ VE TİCARET LİMİTED ŞİRKETİ in 2021.