Sun Yingsha and Wang Manyu (R) of China react during the women's doubles semifinal match against Miyuu Kihara and Miyu Nagasaki of Japan at ITTF World Tour Platinum Japan Open in Sapporo, Japan, on June 15, 2019. Sun Yingsha and Wang Manyu won 3-2. (Xinhua/Ma Caoran)

Sun Yingsha (R) and Wang Manyu of China compete during the women's doubles semifinal match against Miyuu Kihara and Miyu Nagasaki of Japan at ITTF World Tour Platinum Japan Open in Sapporo, Japan, on June 15, 2019. Sun Yingsha and Wang Manyu won 3-2. (Xinhua/Ma Caoran)

Sun Yingsha (R) talks with Wang Manyu of China during the women's doubles semifinal match against Miyuu Kihara and Miyu Nagasaki of Japan at ITTF World Tour Platinum Japan Open in Sapporo, Japan, on June 15, 2019. Sun Yingsha and Wang Manyu won 3-2. (Xinhua/Ma Caoran)

Fan Zhendong and Xu Xin (L) of China compete during the men's doubles semifinal match against Liang Jingkun and Lin Gaoyuan at ITTF World Tour Platinum Japan Open in Sapporo, Japan, on June 15, 2019. Xu Xin and Fan Zhendong won 3-0. (Xinhua/Du Xiaoyi)

Liang Jingkun and Lin Gaoyuan (Front) of China compete during the men's doubles semifinal match against Fan Zhendong and Xu Xin of China at ITTF World Tour Platinum Japan Open in Sapporo, Japan, on June 15, 2019. Xu Xin and Fan Zhendong won 3-0. (Xinhua/Du Xiaoyi)

Fan Zhendong and Xu Xin (L) of China react during the men's doubles semifinal match against Liang Jingkun and Lin Gaoyuan at ITTF World Tour Platinum Japan Open in Sapporo, Japan, on June 15, 2019. Xu Xin and Fan Zhendong won 3-0. (Xinhua/Du Xiaoyi)

Liang Jingkun and Lin Gaoyuan (L) of China compete during the men's doubles semifinal match against Fan Zhendong and Xu Xin of China at ITTF World Tour Platinum Japan Open in Sapporo, Japan, on June 15, 2019. Xu Xin and Fan Zhendong won 3-0. (Xinhua/Du Xiaoyi)

Xu Xin (L) and Fan Zhendong of China compete during the men's doubles semifinal match against Liang Jingkun and Lin Gaoyuan of China at ITTF World Tour Platinum Japan Open in Sapporo, Japan, on June 15, 2019. Xu Xin and Fan Zhendong won 3-0. (Xinhua/Ma Caoran)