High-strength surfboard

The high-strength surfboard comprises a surfboard body, the surfboard body comprises a surfboard top layer and a surfboard bottom layer, a non-slip mat is arranged in the center of the upper end face of the surfboard top layer, bandages are arranged at the two ends of the upper end of the non-slip mat, and induction plates are arranged at the positions, located on the upper end face of the non-slip mat, below the bandages. By rotating the rotary knobs, the fixing frames A on the two sides of the supporting mechanism extend, the front end and the rear end of the surfboard are fixedly supported through the fixing frames B, and the supporting force of the supporting mechanism is improved; when the surfboard is not used, the fixing frame A is shrunk into the fixing block by rotating the rotary knob, then the inserting block is slid to retreat from the interior of the inserting groove, the fixing frame B and the fixing block are released, the fixing frame B is folded, the fixing frame B is clamped into the limitin