Matches adjustable height and width design, flexibly adapts to bed, sofa and wheelchair usage environments indoors. Divides functional desktop zones, tilting panel for reading work and fixed panel for daily small item storage placement. Installs full locking wheel devices, effectively avoids random sliding to ensure stable and safe daily use states. Utilizes high strength steel and wood composite materials, guarantees structural firmness and long term service performance. Boasts versatile scene adaptability, unifies practical functions and decorative values for home and medical spaces.