Heading 03046 (Frozen tilapia (mouth hatched non carp), catfish (catfish, catfish, catfish, true catfish), cyprinid fish (carp, crucian carp, grass carp, silver carp, mud carp, green carp, cattail, wild mud carp, halitosis, hemlock, bream), eel (eel), Nile perch (Nile perch), and black fish (snakehead) fillets) contains 4 sub-codes. Open a sub-code for the applicable MFN rate, temporary rate, consumption tax, VAT and any FTA / RCEP preferential rate.