NOVELTY - A condensed-type double-component room-temperature-vulcanized (RTV) glue comprises 100 mass parts component A containing 20-60 mass parts alpha , omega -dihydroxy polydimethylsiloxane, 20-60 mass parts filler, 1-10 mass parts plasticizer, 1-10 mass parts base material, and 1-10 mass parts pigment and 8-20 mass parts component B containing 5-10 mass parts crosslinking agent, 1-5 mass parts vulcanizing accelerator, 1-5 mass parts additive, and 0.05-1 mass part catalyst in which base material contains alpha , omega -dihydroxy polydimethylsiloxane, fumed silica, precipitated silica, and zinc oxide.    USE - A condensed-type double-component room-temperature-vulcanized (RTV) glue for solar energy component (claimed).    ADVANTAGE - Condensed-type double-component RTV glue has uniform curing speed and good adhesion property and fire resistance, curing does not reverse in sealed environment, and preparation is simple, safe, and controllable.    DETAILED DESCRIPTION - A condensed-type double-component room-temperature-vulcanized (RTV) glue comprises 100 mass parts component A containing 20-60 mass parts alpha , omega -dihydroxy polydimethylsiloxane, 20-60 mass parts filler, 1-10 mass parts plasticizer, 1-10 mass parts base material, and 1-10 mass parts pigment and 8-20 mass parts component B containing 5-10 mass parts crosslinking agent, 1-5 mass parts vulcanizing accelerator, 1-5 mass parts additive, and 0.05-1 mass part catalyst in which base material contains alpha , omega -dihydroxy polydimethylsiloxane:fumed silica:precipitated silica:zinc oxide with ratio of 100:5:5:5, 100:10:5:5, 100:5:19:5, or 100:10:10:5, crosslinking agent is methyl silicate, tetraethylorthosilicate, propylorthosilicate, polyethyl silicate, methyl trimethoxysilane, methyl diethoxysilane, vinyl dimethoxysilane, vinyl diethoxysilane, dimethyl dimethoxysilane, and/or dimethyl diethoxysilane, vulcanizing accelerator is gamma -aminopropyl triethoxysilane, gamma -glycidoxypropyl trimethoxysilane, gamma -methacryloxypropyl, gamma -aminopropyl trimethoxysilane, N- beta -aminoethyl- gamma -aminopropyl dimethoxysilane, and/or mercaptopropyl dimethoxysilane, and catalyst is dibutyl tin diacetate, dioctyl tin diacetate, dibutyl tin dioctoate, dibutyl tin dilaurate, and/or dioctyl tin dilaurate. Condensed-type double-component RTV glue is prepared by mixing component A and component B and encapsulating solar energy component.