The structure utilizes elliptical steel tubing with a telescopic lifting mechanism; the outer tube measures 30mm × 60mm × 1.2mm, while the inner sleeve measures 20mm × 50mm × 1.2mm.
Seat/Backrest: Manufactured via a one-piece blow-molding process, featuring resistance to aging, UV radiation, and fading.
Four internal hex screws located at the base of the table legs allow for the adjustment of the overall table height relative to the floor, thereby accommodating the varying height requirements of students.
All screws must be securely fastened; the desk and chair must rest firmly and levelly on the ground, exhibiting no tilting or wobbling.
All metal components must feature smooth, continuous welds free of cold welds or visible weld scars; all welded joints must be ground smooth.