8462912001 under HS Code Others, 8207309000 under HS Code Others, and 8545190000 under HS Code CARBON ELECTRODES, CARBON BRUSHES, LAMP CARBONS, BATTERY CARBONS AND OTHER ARTICLES OF GRAPHITE OR OTHER CARBON, WITH OR WITHOUT METAL, OF A KIND USED FOR ELECTRICAL PURPOSES - ELECTRODES: OTHER were the top imported HS Codes by FACTORY CRYSTAL LLC in 2021.