39174000 under HS Code TUBES, PIPES AND HOSES, AND FITTINGS THEREFOR (FOR EXAMPLE, JOINTS, ELBOWS, FLANGES), OF PLASTICS - FITTINGS, 69072300 under HS Code Others, and 25151220 under HS Code MARBLE, TRAVERTINE, ECAUSSINE AND OTHER CALCAREOUS MONUMENTAL OR BUILDING STONE OF AN APPARENT SPECIFIC GRAVITY OF 2.5 OR MORE, AND ALABASTER, WHETHER OR NOT ROUGHLY TRIMMED OR MERELY CUT, BY SAWING OR OTHERWISE, INTO BLOCKS OR SLABS OF A RECTANGULAR (INCLUDING SQUARE) SHAPE - MARBLE AND TRAVERTINE: MERELY CUT, BY SAWING OR OTHERWISE, INTO BLOCKS OR SLABS OF A RECTANGULAR (INCLUDING SQUARE) SHAPE: SLABS. were the top exported HS Codes by POONAM MARBLE in 2023.