▎ 摘　　要

NOVELTY - Preparation of thermoelectric material with reinforced composite performance comprises preparing carbon nanotubes, graphene and 3, 4-ethylene dioxy thiophene at mass ratio of 250:1-25:1, adding sodium polystyrene sulfonate, oxidant comprising iron sulfate and ammonium persulfate, and surfactant comprising sodium polystyrene sulfonate dissolved in water, and mechanically stirring into homogenous dispersion; polymerizing at 5 degrees C for 48 hours under nitrogen atmosphere; and centrifuging to get black precipitates, washing, and drying at 80-100 degrees C for 12 hours. USE - Method for preparing thermoelectric material with reinforced composite performance (claimed).