1, starting from the stadium floor, the net column height 1.55 m. The posts must be securely same perpendicular to the ground and pull the net to maintain tight state, such as the rules of the 3. Net post, should be placed on the doubles sideline. 2. If you can not set the net post, you must mark the location of other options through the net at the edges. For example, the use of thin posts or 40 mm wide strips secured to the edges, straight up to the top rope of the net. 3, on the doubles court, whether carried out doubles or singles match, net post or on behalf of the net post strips, should be placed on the doubles sideline.