A foldable mechanism for a foldable mobile terminal, the foldable mobile terminal comprising a first shell and a second shell connected to each other, and the foldable mechanism comprising: a first rotation assembly, comprising: a first sliding plate, capable of being at least partially received in the first shell and able to slide towards or away from the first shell; a first rotation shaft, arranged on the first sliding plate; and a first connection rod, wherein a first end of the first connection rod is slidably hinged to the first rotation shaft, a second end of the first connection rod is capable of being rotatably connected to the first shell; and a second rotation assembly, comprising: a second sliding plate, capable of being at least partially received in the second shell and able to slide towards or away from the second shell; a second rotation shaft, arranged on the second sliding plate; and a second connection rod, wherein a first end of the second connection rod is slidably hinged to the second rotation shaft, and a second end of the second connection rod capable of being is rotatably connected to the second shell, wherein the foldable mechanism is characterized in that the first rotation assembly further comprises a first spring clamp arranged on the first sliding plate, the first spring clamp comprises two first engaging portions, whereby the first end of the first connection rod has a first positioning protrusion which is inserted into one of the two first engaging portions of the first spring clamp, and the two first engaging portions respectively correspond to two ends of a sliding path of the first end of the first connection rod while the first end slides along the first rotation shaft. a first rotation assembly, comprising: a first sliding plate, capable of being at least partially received in the first shell and able to slide towards or away from the first shell; a first rotation shaft, arranged on the first sliding plate; and a first connection rod, wherein a first end of the first connection rod is slidably hinged to the first rotation shaft, a second end of the first connection rod is capable of being rotatably connected to the first shell; and a first sliding plate, capable of being at least partially received in the first shell and able to slide towards or away from the first shell; a first rotation shaft, arranged on the first sliding plate; and a first connection rod, wherein a first end of the first connection rod is slidably hinged to the first rotation shaft, a second end of the first connection rod is capable of being rotatably connected to the first shell; and a second rotation assembly, comprising: a second sliding plate, capable of being at least partially received in the second shell and able to slide towards or away from the second shell; a second rotation shaft, arranged on the second sliding plate; and a second connection rod, wherein a first end of the second connection rod is slidably hinged to the second rotation shaft, and a second end of the second connection rod capable of being is rotatably connected to the second shell, wherein the foldable mechanism is characterized in that the first rotation assembly further comprises a first spring clamp arranged on the first sliding plate, the first spring clamp a second sliding plate, capable of being at least partially received in the second shell and able to slide towards or away from the second shell; a second rotation shaft, arranged on the second sliding plate; and a second connection rod, wherein a first end of the second connection rod is slidably hinged to the second rotation shaft, and a second end of the second connection rod capable of being is rotatably connected to the second shell, wherein the foldable mechanism is characterized in that the first rotation assembly further comprises a first spring clamp arranged on the first sliding plate, the first spring clamp comprises two first engaging portions, whereby the first end of the first connection rod has a first positioning protrusion which is inserted into one of the two first engaging portions of the first spring clamp, and the two first engaging portions respectively correspond to two ends of a sliding path of the first end of the first connection rod while the first end slides along the first rotation shaft.