391721100000 under HS Code TUBES, PIPES AND HOSES, AND FITTINGS THEREFOR (FOR EXAMPLE, JOINTS, ELBOWS, FLANGES), OF PLASTICS - TUBES, PIPES AND HOSES, RIGID: OF POLYMERS OF ETHYLENE:TUBES OF POLYETHYLENE were the top imported HS Codes by A PLAST GERİ DÖNÜŞÜM İNŞAAT NAKLİYE TEMİZLİK HAFRİYAT PLASTİK SANAYİ VE TİCARET LİMİTED ŞİRKETİ in 2021.