A total of 526 drones are arranged neatly on the square of Guiyang International Conference and Exhibition Center, Guizhou province on May 22, 2019. (Photo: VCG)
Hundreds of drones change color and fly in formation above Guiyang International Conference and Exhibition Center square in Guizhou province on May 22, 2019. (Photo: VCG)
Hundreds of drones form a three-dimensional person in the sky in Guiyang, Guizhou province on May 22, 2019. (Photo: VCG)
Hundreds of drones are arranged to look like the earth, shining with different colors in Guiyang. (Photo: VCG)
Hundreds of drones are arranged to read "Big Data" in the sky, attracting a number of spectators, in Guiyang, Guizhou province. (Photo: VCG)
Hundreds of drones are arranged to form a Chinese charater in the sky, catching the eyes of a number of spectators in Guiyang. (Photo: VCG)
Hundreds of drones form the logo of the Big Data Expo, which will be held in Guiyang, Guizhou province from May 26 to 29. (Photo: VCG)
