Superfine flour is a little flour and two extra flours. There are more black powder and secondary powder. For example, 100 kg of wheat; It is suggested that 25 kg of bran, 0/5 kg of sub-flour, 0/0 kg of black flour and 3 kg of wheat germ should be superfine flour. Using death as an analogy, it is superfine flour, superfine flour, standard flour ... or superfine flour for making cold noodles, because it is strong, but expensive ... give points.