91119000 under HS Code PARTS, 70159010 under HS Code CLOCK OR WATCH GLASSES AND SIMILAR GLASSES, GLASSES FOR NON-CORRECTIVE OR CORRECTIVE SPECTACLES, CURVED, BENT, HOLLOWED OR THE LIKE; NOT OPTICALLY WORKED; HOLLOW GLASS SPHERES AND THEIR SEGMENTS, FOR THE MANUFACTURE OF SUCH GLASSES - OTHER: CLOCK AND WATCH GLASSES AND SIMILAR GLASSES, CURVED, BENT, HOLLOWED AND THE LIKE, GLASS SPHERES AND SEGMENTS OF SPHERES FOR THE MANUFACTURE OF SUCH GLASSES, and 91111000 under HS Code WATCH CASES AND PARTS THEREOF CASES OF PRECIOUS METAL OR OF METAL CLAD WITH PRECIOUS METAL. were the top exported HS Codes by OSCON VAC TECH PRIVATE LIMITED in 2023.