Abstract: The present disclosure relates to a plank with anti-slip function and a method preparing the same; it belongs to the technical field of plank manufacturing. The plank with anti-slip function includes a support body and an anti-slip body clamped on the support body; the anti-slip body has a clamping member; the support body is provided with a plurality of clamping grooves that cooperate with the clamping member; the clamping groove is provided with at least one limiting part that restricts the clamping member from escaping from the clamping groove; the support body is made of thermoplastic material, and the anti-slip body is made of elastomer material.