TECHNOLOGY FOCUS - BIOLOGY - Preferred Compositions: Wet mycelium adding amount based on mycelium dry weight is 20-40 g/L, reaction system initial substrate concentration is 50-150 mM, preferably 70-100 mM, and reaction system amino acid ionic liquid concentration is 1-20 mass%, preferably 1-5 mass%. Preferred Conditions: Reaction temperature is 30 degrees C, rotation speed is 200 rpm, and time is 24 hours. Preferred Processes: Separating and purifying extraction liquid is performed by vacuum concentrating extraction liquid 5 times the volume, subjecting to silica gel column chromatography with petroleum ether and ethyl acetate mixed solution as eluent with volume ratio of 8:1, collecting eluent containing product, and drying eluent.    TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: Buffer liquid is phosphate buffer solution with pH of 7.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Processes: A 0.1-20 mass% auxiliary substrate is added reaction system. Preferred Compositions: Natural amino acid is alanine, serine, threonine, tryptophan, valine, leucine, isoleucine, methionine (Met), phenylalanine, praline, aspartic acid, tyrosine (Tyr), asparagine, lysine, cysteine, glutamic acid (Glu), glutamine, arginine (Arg), histidine, or glycine. Amino acid ionic liquid is (N1,1,1,1)+(Glu)-, (N3,3,3,3)+(Glu)-, (N1,1,2,2)+(Tyr)-, (N1,1,1,1)+(Met)-, (N1,2,1,1)+(Arg)-, or (N4,4,4,4)+(Glu)-. Auxiliary substrate is mixed methanol, ethanol, isopropyl alcohol, glycerol, glucose, fructose, rhamnose, and/or maltose, preferably 3-10 vol.%, preferably 6 vol.% final concentration in reaction system absolute ethanol, mixture of 3-10 vol.%, preferably 6 vol.% final concentration in reaction system absolute ethanol and 3-10 mass%, preferably 6 mass% final concentration in reaction system glucose, or mixture of 3-10 vol.%, preferably 6 vol.% final concentration in reaction system absolute ethanol, 3-10 vol.%, preferably 6 vol.% final concentration in reaction system absolute isopropanol, and 3-10 mass%, preferably 6 mass% final concentration in reaction system glucose.1=methyl;2=ethyl;3=propyl; and4=butyl.