The playing area. -Must be a wooden floor or a floor tile that looks smooth. There are no obstacles. -A rectangular width 9 meters long, 12 meters of height from the ground of approximately 7 meters with surrounding area not too far from the airport, about 3 meters. -But if the standard is internationally. Set around a golf course away from approximately 5 metres away behind the stadium, 8 meters high and 12.5 meters. -Airport perimeter (Boundary lines) all lines are 5 cm tongkwang a light cut with lawns. Clearly visible. -Boundary dividing line (Center line) that is in the middle of the airport must remain under the mesh or mesh antenna match fit.
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