... requirements as below:Grade:1) AA(Diameter 1.0-1.5 CM, Whole)2) A1(Diameter 1.6-2.0 CM ... CM, Whole)4) B1(Diameter 2.2-2.5 CM, Whole)5) C (Diameter 2.5-3.0 CM, Whole)6) Ct(Dia.2 ... .5-3.0CM,Sliced 3-5mm thick)7) D (Diameter ... -5mm thick)9) E (Diameter 3.5-4.5CM, Whole)10) Et(Dia.3.5-4.5CM, sliced 3-5mm thick)11 ...