Docker gets rid of the trouble of cumbersome towline boards, making the desktop simple, orderly, neat and clean; At the same time, it can also move freely and divide different spaces, which can break the inherent pattern of space and play the role of dividing space. It can increase privacy and give employees a relatively safe and comfortable feeling. Modular table legs+functional extension adjustment beam+beautiful non porous panel, creating a flexible, beautiful, simple, efficient and safe office environment for office gnomes as a new mobile power charging solution.