NOVELTY - Solar photovoltaic conversion coating powder comprises 30-50 pts. wt. P-type conductive material, 30-50 pts. wt. N-type conductive material, 25-30 pts. wt. liquid epoxy resin, 5-10 pts. wt. emulsifier, 4-6 pts. wt. curing agent, and 1-3 pts. wt. hydrophilic-lipophilic balance (HLB) modifier. The P-type conductive material comprises fullerene, gallium arsenide, and silicon-doped metal element. The N-type conductive material comprises a graphene material. The liquid epoxy resin contains an ether group, a hydroxyl group, an epoxy group, a tertiary amino group or a hydrophilic group.    USE - Solar photovoltaic conversion coating powder.    ADVANTAGE - The solar photovoltaic conversion coating powder is convenient to use.    DETAILED DESCRIPTION - Solar photovoltaic conversion coating powder comprises 30-50 pts. wt. P-type conductive material, 30-50 pts. wt. N-type conductive material, 25-30 pts. wt. liquid epoxy resin, 5-10 pts. wt. emulsifier, 4-6 pts. wt. curing agent, and 1-3 pts. wt. hydrophilic-lipophilic balance (HLB) modifier. The P-type conductive material comprises fullerene, gallium arsenide, and silicon-doped metal element. The N-type conductive material comprises a graphene material. The liquid epoxy resin contains an ether group, a hydroxyl group, an epoxy group, a tertiary amino group or a hydrophilic group. The emulsifier includes polyoxyethylene aryl ether, polyoxyethylene alkyl ether, and/or polyoxyethylene alkyl ester. The curing agent includes polyamide, polyurethane, and ethyl acrylate. The HLB modifier includes silane coupling agent. An INDEPENDENT CLAIM is included for preparing the solar photovoltaic conversion coating powder, comprising: taking P-type conductive material and N-type conductive material having a particle size of 10 mu m; adding HLB modifier having a HLB value of 15-20 into the material and then performing surface modification treatment; adding liquid epoxy resin, emulsifier and curing agent in the mixture and then homogenizing; and uniformly dispersing the mixture to obtain a coating emulsion, and spray drying the coating emulsion.