Soldiers assigned to the PLA 74th Group Army conduct fast-roping from a helicopter attached to a Navy aviation regiment during a joint fast-rope training exercise on the shore of the South China Sea on Aug. 14, 2019. (eng.chinamil.com.cn/Photo by Cheng Xinan, Yang Fan and Huang Benrui)

Soldiers assigned to the PLA 74th Group Army conduct fast-roping from a helicopter attached to a Navy aviation regiment during a joint fast-rope training exercise on the shore of the South China Sea on Aug. 14, 2019. (eng.chinamil.com.cn/Photo by Cheng Xinan, Yang Fan and Huang Benrui)

Soldiers assigned to the PLA 74th Group Army conduct fast-roping from a helicopter attached to a Navy aviation regiment during a joint fast-rope training exercise on the shore of the South China Sea on Aug. 14, 2019. (eng.chinamil.com.cn/Photo by Cheng Xinan, Yang Fan and Huang Benrui)