Bearing core silk quilt, silk depot brand high-end silk by, using top mulberry doupion cocoon as a raw material (for top two cocoon number of scarcity, so every day can only extract part of a special little), and then by special cocoon cooking equipment, after many experiments, it is concluded that scientific is most suited to cook double cocoon cocoon cooking temperature, stripping cocoon, cotton, bask in cotton, the last of the company and the production workshop four experienced workers, carefully drawn. Core bearing silk quilt, 100 % filament, its fiber is thicker than ordinary silkworm silk, no tendons, very good unevenness, excellent resilience, comfort, excellent warmth.