The pedestal system for OA raised floor is made ups of pedestal, shockproof cushion and screw. The size of the top plate for the pedestal is 73*73*4mm. And the size of the bottom plate for the pedestal is 104*104*4mm. The diameter of the tube is 25cm. The height of the diameter is 30cm. The height is adjustable between 10cm and 30cm. The pedestal is plated with zinc to ensure corrosion proof. The top of the head is made of aluminum. The screw is used to fix each corner of the panel. So each panel can be freestanding with the help of corner lock system. The shockproof cushion is used to reduce noise when people work on the flooring. With the help of the support system, OA raised floor is durable and widely used at net work room and office building.