Photo taken on Oct. 14, 2019 shows the scenery of Meilin Valley of Meilin Town in Harqin Qi of Chifeng City, north China's Inner Mongolia Autonomous Region. (Xinhua/Ren Junchuan)

　　Photo taken on Oct. 14, 2019 shows the scenery of Meilin Valley of Meilin Town in Harqin Qi of Chifeng City, north China's Inner Mongolia Autonomous Region. (Xinhua/Ren Junchuan)

　　Photo taken on Oct. 14, 2019 shows cattle grazing at Meilin Valley of Meilin Town in Harqin Qi of Chifeng City, north China's Inner Mongolia Autonomous Region. (Xinhua/Ren Junchuan)

　　Photo taken on Oct. 14, 2019 shows the scenery of Meilin Valley of Meilin Town in Harqin Qi of Chifeng City, north China's Inner Mongolia Autonomous Region. (Xinhua/Ren Junchuan)

　　Photo taken on Oct. 14, 2019 shows the scenery of Meilin Valley of Meilin Town in Harqin Qi of Chifeng City, north China's Inner Mongolia Autonomous Region. (Xinhua/Ren Junchuan)

　　Photo taken on Oct. 14, 2019 shows cattle grazing at Meilin Valley of Meilin Town in Harqin Qi of Chifeng City, north China's Inner Mongolia Autonomous Region. (Xinhua/Ren Junchuan)