Beijing Industry University

Product model: YA-L099B

Tripod: It is made of high-quality aluminum alloy by one-time die-casting.

Armrest frame: Made of high-quality aluminum alloy by die-casting.

Seat/back shell: high-density hardwood multi-layer board, high-standard surface treatment, imported environmentally friendly paint.

Seat/back sponge: imported beech or oak, surface treated with polyurethane paint.

Writing board: high-strength aluminum alloy die-casting, built-in writing board, the board surface is made of solid wood or ABS panel.

Seat bag return mechanism: using spring + damping return structure, no noise.

Side panels: high-density MDF fabric or fire-resistant panel.

Ground explosion screw: It is matched with stainless steel inner hexagon socket head screw and expansion nut.