The embodiment of the invention discloses a telescopic platform system and aims to shorten the platform construction period, improve the platform flexibility and reduce the cost. The telescopic platform system comprises at least one platform plate and a pressure control system connected with the platform plates, wherein the platform plates are connected with at least one supporting rod of the pressure control system; each supporting rod is provided with a compression cylinder; and the compression cylinders are used for driving the supporting rods, and the platform plates are controlled to stretch out or draw back.