TEHRAN, Young Journalists Club (YJC) - The delivery drone of AT-200, developed by Chinese Academy of Sciences and other institutions, made two circles in the sky over Shian City and flew for 26 minutes in its due course. The vehicle is about 12 meters both in length and width. It has a maximum carrying capacity of 1.5 tones and flying height of some 6000 meters. The cruising speed of the cargo drone is over 300 kilometers per hour. It is capable of either taking off or touching down within a short distance of 200 meters, which facilitates taking off or landing in mountainous regions. It is also regarded as an important function for the transportation on islands.