Self-adaptive flexible coiled material waterproof system

The utility model provides a self-adaptive flexible coiled material waterproof system, and belongs to the technical field of indoor decoration. The system comprises a waterproof coiled material, corner accessories and drainage connecting pieces, the corner accessories comprise the external corner accessory and the internal corner accessory, the external corner accessory and the internal corner accessory are arranged at the external corner and the internal corner of the bottom of a wall body respectively and are fixedly bonded with the wall body, and the drainage connecting pieces comprise appliance drainage pieces and floor drain drainage pieces. The appliance drainage piece and the floor drain drainage piece are connected with the ground drainage holes in an inserted mode, the waterproof coiled material is laid on the corner accessory and the drainage connecting piece, the corner accessory and the drainage connecting piece are formed through 3D printing, and the waterproof coiled material comprises a surface