What is the maximum range for athletes to use bows and arrows?

The longest race track is 70 meters, and the tension of competitive bow is small. Larry will not exceed 40 kg, and the ejection is estimated to be about 200 meters. The tension of hunting bow is large, and the maximum weight of mass production anti-bow is 60 kg. A good bow can throw about 300 meters. The ancient bow had the largest pulling force, starting from 120 kg. It is impossible to open it without special archery training now. The highest record is that the King of Turkey used a 180-pound Turkish flying bow to shoot a long arrow 800 yards away.