Gong Xiangyu (Top) of China spikes the ball during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019. (Photos: Xinhua)

Yuan Xinyue (Top) of China spikes the ball during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Lang Ping (3rd R), head coach of China, gives instructions during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Zhu Ting (L) of China spikes the ball during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Zhang Changning (Top) of China spikes the ball during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Lang Ping (L), head coach of China, gives instructions during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Zhu Ting (L, Top) of China spikes the ball during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Yuan Xinyue of China competes during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Players of China celebrate during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Ding Xia (R) of China competes during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Yuan Xinyue (2nd L) of China spikes the ball during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Players of China celebrate during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.

Lee Jaeyeong (R, top) of South Korea spikes the ball during the Round Robin match between China and South Korea at 2019 Volleyball Women's World Cup in Yokohama, Japan, Sept. 14, 2019.