38160000 under HS Code REFRACTORY CEMENTS, MORTARS, CONCRETES AND SIMILAR COMPOSITIONS, OTHER THAN PRODUCTS OF HEADING 3801, 73259999 under HS Code OTHER CAST ARTICLES OF IRON OR STEEL - OTHER : OTHER : OTHER : OTHER, and 84778090 under HS Code MACHINERY FOR WORKING RUBBER OR PLASTICS OR FOR THE MANUFACTURE OF PRODUCTS FROM THESE MATERIALS, NOT SPECIFIED OR INCLUDED ELSEWHERE IN THIS CHAPTER - OTHER MACHINERY: OTHER were the top imported HS Codes by SPIN CRAFT FOUNDRY PRIVATE LIMITED in 2021.