The invention belongs to the technical field of school and office supplies and relates to a foldable automatic file stand, comprising a power supply speed controller base, a telescopic frame, a rotary support, a rotary wheel, a paper retaining pin, a telescopic indicator, an indicator speed control button, a rotary wheel speed control button, a USB (universal serial bus) jack, a battery locking cell, a rotation and indicator control panel, an inner tube and an outer sleeve. Compared with the prior art, the foldable automatic file stand innovatively combining the electric adjustable-speed rotary wheel, the indicator and a conventional file stand has functions of angular adjustment, the telescopic indicator and the frame, operators are allowed to adjust the angle of the file stand according to their ergonomic needs, space for an office table can be greatly saved, and the battery locking cell and the USB jack enable power supply selectivity for users.