Foldable pushchair

The utility model discloses a three dimension foldaway four trolley baby stroller which comprises the frame of the trolley, two front wheels, two rear wheels and cloth; wherein, the frame includes: two support pipes whose lower end are hinged on the axis of the front wheel through a connecting piece of the two front wheels respectively; two support pipes of the rear wheels whose lower ends are hinged on the axis of the rear wheel through a connecting piece respectively and whose upper ends are hinged on the upper ends of the two front wheel support pipe through a connecting piece; two handle pipes whose lower ends are connected with the upper end of the support pipes of the front wheel respectively through a connecting piece; two support pipes whose upper ends are hinged on the handle pipes respectively through a connecting piece and whose lower ends are hinged on the support pipes of the rear wheels through a connecting piece respectively; two horizontal support pipes whose frond ends are hinged on the middle part of the support pipe of the front wheels and whose lower ends are hinged on the middle part of the support pipe of the rear wheel through a connecting piece; a rear wheel connecting pipe whose two ends are hinged at the lower ends of the support pipe of the rear wheel; a cross connecting pipe which contains two S shaped connecting pipe that are hinged at the middle cross parts.