A woven fabric product 1 made of woven fabric pieces cut out of woven fabric into specified shapes and sewn together is provided, wherein the warp and weft directions of weave patterns 200 of the woven fabric are positioned obliquely to the longitudinal direction of the woven fabric piece. The precursors, gels, dispersions, and particles are prepared with hydrotropes that do not detrimentally affect the cubic liquid crystalline structure of the precursors, gels, dispersions, and particles. Additionally, the internal duct may include a tubular fan casing and a tubular transition part for connecting the air intake to the fan casing. The search platform communicatively links with the information center for the user to search through the information database, wherein when a search request is sent to the information center through the public communication network, the information center selectively sorts out the business profiles matching with the search request to generate a search result. A filling layer is surrounded by the outer region sealing layer, and bonds the sealing substrate and the element substrate together in the region in which the light-emitting elements and the color layers are arranged. The elevator assembly operates to raise and lower the wheel support assembly, and the resistance interface assembly provides an output signal proportional to the height of the wheel support assembly.