TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Composition: The carbon nanotube is single-wall carbon nanotubes or multi-wall carbon nanotubes manufactured by chemical vaporous deposition method, arc discharged method, solar energy method, template method or laser evaporation method. The organic acid is nitric acid having concentration of 1-35 weight%, sulfuric acid having concentration of 1-55 weight% or hydrochloric acid having concentration of 1-50 weight%. The oxidizing acid is nitric acid having acid concentration of 0.1-70 weight%, sulfuric acid having acid concentration of 1-100 weight%, potassium permanganate and sulfuric acid mixing liquid with molar ratio of 1/100-100/1, nitric acid and sulfuric acid mixing liquid with molar ratio of 1/100-100/1, potassium permanganate and nitric acid mixing liquid with molar ratio of 1/100-100/1, hydrogen peroxide and sulfuric acid mixing liquid with molar ratio of 1/100-100/1, hydrogen peroxide and hydrochloric acid mixing liquid with molar ratio of 1/100-100/1 and/or hydrogen peroxide and nitric acid mixing liquid with molar ratio of 1/100-100/1.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: The acylation reagent is thionyl chloride, phosphorus trichloride, phosphorus pentachloride, thionyl dichloride, phosphorus tribromide, phosphorus pentabromide and/or thionylbromide. The diamine is quadrol (RTM: N,N,N',N'-tetrakis (2-hydroxypropyl)ethylene-diamine), ethylenediamine, 1,2-propylenediamine, 1,3-propylenediamine, 1,2-butanediamine, 1,3-butanediamine, 1,6-hexanediamine, p-phenylenediamine, hexamethylenediamine, m-phenylenediamine, meta-xylenediamine, aminodiphenylmethane, menthanediamine, chlorinated hexanediamine, chlorinated nonamethylenediamine, chlorinated decamethylenediamine, dodecamethylenediamine and/or tridecanediamine. The polyamine is triethylamine, tri-butylamine, N-aminoethylpiperazine, dicyandiamide, adipohydrazide, N,N-dimethyl dipropylenetriamine, pentamethyl diethylenetriamine, N,N,N,N,N-pentamethyl diethylenetriamine, tetraethylenepentamine, diethylenetriamine, triethylenetetramine, pentaethylene hexazine and/or hexaethylene heptaamine.    TECHNOLOGY FOCUS - POLYMERS - Preferred Components: The carbon fiber is macrofiber, fiber cloth or short fiber. The polyimide is thermoplasticity polyimide or thermoset thermoplasticity.