Aerial photo taken on May 25, 2020 shows a view of Yulin City, northwest China's Shaanxi Province. Yulin City, which used to suffer from severe soil erosion and desertification, has been making efforts on afforestation since April, 2017. In November of 2019, the city was granted the status of National Forest City. (Xinhua/Tao Ming)

Aerial photo taken on May 25, 2020 shows a green belt in Yulin City, northwest China's Shaanxi Province. Yulin City, which used to suffer from severe soil erosion and desertification, has been making efforts on afforestation since April, 2017. In November of 2019, the city was granted the status of National Forest City. (Xinhua/Tao Ming)

Aerial photo taken on May 24, 2020 shows a green belt along Yuxi River in Yulin City, northwest China's Shaanxi Province. Yulin City, which used to suffer from severe soil erosion and desertification, has been making efforts on afforestation since April, 2017. In November of 2019, the city was granted the status of National Forest City. (Xinhua/Tao Ming)

Aerial photo taken on May 25, 2020 shows a green belt in Yulin City, northwest China's Shaanxi Province. Yulin City, which used to suffer from severe soil erosion and desertification, has been making efforts on afforestation since April, 2017. In November of 2019, the city was granted the status of National Forest City. (Xinhua/Tao Ming)

Aerial photo taken on May 24, 2020 shows citizens resting at a green belt in Yulin City, northwest China's Shaanxi Province. Yulin City, which used to suffer from severe soil erosion and desertification, has been making efforts on afforestation since April, 2017. In November of 2019, the city was granted the status of National Forest City. (Xinhua/Tao Ming)

Aerial photo taken on May 24, 2020 shows a green belt in Yulin City, northwest China's Shaanxi Province. Yulin City, which used to suffer from severe soil erosion and desertification, has been making efforts on afforestation since April, 2017. In November of 2019, the city was granted the status of National Forest City. (Xinhua/Tao Ming)

Aerial photo taken on May 24, 2020 shows citizens enjoying leisure time at a green belt along Yuxi River in Yulin City, northwest China's Shaanxi Province. Yulin City, which used to suffer from severe soil erosion and desertification, has been making efforts on afforestation since April, 2017. In November of 2019, the city was granted the status of National Forest City. (Xinhua/Tao Ming)

Aerial photo taken on May 24, 2020 shows a view of Yulin City, northwest China's Shaanxi Province. Yulin City, which used to suffer from severe soil erosion and desertification, has been making efforts on afforestation since April, 2017. In November of 2019, the city was granted the status of National Forest City. (Xinhua/Tao Ming)