85299090 under HS Code PARTS SUITABLE FOR USE SOLELY OR PRINCIPALLY WITH THE APPARATUS OF HEADINGS 8525 TO 8528 - OTHER: OTHER, 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, and 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 were the top imported HS Codes by TRIOS COMMUNICATION PRIVATE LIMITED in 2021.