76071190 under HS Code ALUMINIUM FOIL (WHETHER OR NOT PRINTED OR BACKED WITH PAPER, PAPERBOARD, PLASTICS OR SIMILAR BACKING MATERIALS) OF A THICKNESS (EXCLUDING ANY BACKING) NOT EXCEEDING 0.2 MM - NOT BACKED : ROLLED BUT NOT FURTHER WORKED : OTHER, 74121000 under HS Code COPPER TUBE OR PIPE FITTINGS (FOR EXAMPLE, COUPLINGS, ELBOWS, SLEEVES) OF REFINED COPPER, and 74111000 under HS Code COPPER TUBES AND PIPES - OF REFINED COPPER were the top imported HS Codes by K D AIRCON INDUSTRIES PRIVATE LIMITED in 2021.