Multiple types of Chinese unmanned aerial vehicles (UAVs), including the GJ-2 and CH-4, were displayed at the Changchun Air Show on August 29. GJ-2 is a military UAV independently designed and produced by the Aviation Industry Corporation of China. It is equipped with electronic reconnaissance equipment and small air-to-ground precision attack weapons. The CH-4 is defined as a medium-altitude and long-distance UAV for observation and attack. Other 50 UAV companies also displayed their products at the air show's drone exhibition hall.