Introductions:This Laptop Desk with Mainframe Box can be used by standing and adjusted up and down between 67 and 115 cm easily, which relaxes your spine. Besides, there are double desktops can be freely lifted. You can adjust angle freely and adjust a comfortable sitting posture by yourself. The support of double poles makes the desk stable. In addition, this Laptop Desk is easy to assemble. It also can bear things within 30Kg. Order and Take it home, you deserve it!