Heading 1904 (Food made from puffed or roasted grains or grain products (such as corn flakes); Pre cooked or processed grains (excluding corn), cereal flakes, or other processed grains (excluding fine flour, coarse grains, and coarse flour) not listed in other headings) contains 4 sub-codes. Open a sub-code for the applicable MFN rate, temporary rate, consumption tax, VAT and any FTA / RCEP preferential rate.