85299090 under HS Code PARTS SUITABLE FOR USE SOLELY OR PRINCIPALLY WITH THE APPARATUS OF HEADINGS 8525 TO 8528 - OTHER: OTHER, 83024900 under HS Code BASE METAL MOUNTINGS, FITTINGS AND SIMILAR ARTICLES SUITABLE FOR FURNITURE, DOORS, STAIRCASES, WINDOWS, BLINDS, COACHWORK, SADDLERY, TRUNKS, CHESTS, CASKETS OR THE LIKE; BASE METAL HAT - RACKS, HAT - PEGS, BRACKETS AND SIMILAR FIXTURES; CASTORS WITH MOUNTINGS OF BASE METAL; AUTOMATIC DOOR CLOSERS OF BASE METAL - OTHER MOUNTINGS, FITTINGS AND SIMILAR ARTICLES: OTHER, and 85183000 under HS Code MICROPHONES AND STANDS THEREFOR; LOUDSPEAKERS, WHETHER OR NOT MOUNTED IN THEIR ENCLOSURES; HEADPHONES AND EARPHONES, WHETHER OR NOT COMBINED WITH A MICROPHONE, AND SETS CONSISTING OF A MICROPHONE AND ONE OR MORE LOUDSPEAKERS; AUDIOFREQUENCY ELECTRIC AMPLIFIERS; ELECTRIC SOUND AMPLIFIER SET HEADPHONES AND EARPHONES, WHETHER OR NOT COMBINED WITH A MICROPHONE, AND SETS CONSISTING OF A MICROPHONE AND ONE OR MORE LOUDSPEAKERS were the top imported HS Codes by TRIOS COMMUNICATION PRIVATE LIMITED in 2021.