9014900000 under HS Code DIRECTION FINDING COMPASSES; OTHER NAVIGATIONAL INSTRUMENTS AND APPLIANCES PARTS AND ACCESSORIES, 2905450009 under HS Code ACYCLIC ALCOHOLS AND THEIR HALOGENATED, SULPHONATED, NITRATED OR NITROSATED DERIVATIVES - OTHER POLYHYDRIC ALCOHOLS : GLYCEROL, and 8540710009 under HS Code THERMIONIC, COLD CATHODE OR PHOTO-CATHODE VALVES AND TUBES (FOR EXAMPLE, VACUUM OR VAPOUR OR GAS FILLED VALVES AND TUBES, MERCURY ARC RECTIFYING VALVES AND TUBES, CATHODE-RAY TUBES, TELEVISION CAMERA TUBES) - MICROWAVE TUBES (FOR EXAMPLE, MAGNETRONS, KLYSTRONS, TRAVELLING WAVE TUBES, CARCINOTRONS), EXCLUDING GRID-CONTROLLED TUBES: MAGNETRONS were the top imported HS Codes by A Z MARIN GROUP LLC in 2021.