Spring and Autumn and Warring States when the arrow range is how far!

Ancient longbow can reach more than 200 meters, but their shooting method and our current is not the same, they are parabolic shot to the sky, itself did not want to be able to hit, but the whole team of archers shooting chaotic arrows to attack the target location, and we are now playing with bows and arrows is a flat shot, so we are now the range of the bow instead of becoming shorter, only 100 meters up and down