Aerial photo taken on Sept. 11, 2019 shows the autumn scenery of Sirong Township in Rongshui Miao Autonomous County, south China's Guangxi Zhuang Autonomous Region. The villages, farmlands and mountains in Rongshui Miao Autonomous County create spectacular autumn views. (Xinhua/Zhang Ailin)

Aerial photo taken on Sept. 11, 2019 shows the autumn scenery of Sirong Township in Rongshui Miao Autonomous County, south China's Guangxi Zhuang Autonomous Region. The villages, farmlands and mountains in Rongshui Miao Autonomous County create spectacular autumn views. (Xinhua/Zhang Ailin)

Aerial photo taken on Sept. 11, 2019 shows farmers drying grains under the sun in Rongdi Village, Sirong Township in Rongshui Miao Autonomous County, south China's Guangxi Zhuang Autonomous Region. The villages, farmlands and mountains in Rongshui Miao Autonomous County create spectacular autumn views. (Xinhua/Zhang Ailin)

Aerial photo taken on Sept. 11, 2019 shows the autumn scenery of Sirong Township in Rongshui Miao Autonomous County, south China's Guangxi Zhuang Autonomous Region. The villages, farmlands and mountains in Rongshui Miao Autonomous County create spectacular autumn views. (Xinhua/Zhang Ailin)

Aerial photo taken on Sept. 11, 2019 shows the autumn scenery of Tiantang Village, Xiangfen Township in Rongshui Miao Autonomous County, south China's Guangxi Zhuang Autonomous Region. The villages, farmlands and mountains in Rongshui Miao Autonomous County create spectacular autumn views. (Xinhua/Zhang Ailin)

Aerial photo taken on Sept. 11, 2019 shows the autumn scenery of Tiantang Village, Xiangfen Township in Rongshui Miao Autonomous County, south China's Guangxi Zhuang Autonomous Region. The villages, farmlands and mountains in Rongshui Miao Autonomous County create spectacular autumn views. (Xinhua/Zhang Ailin)

Aerial photo taken on Sept. 11, 2019 shows the autumn scenery of Rongdi Village, Sirong Township in Rongshui Miao Autonomous County, south China's Guangxi Zhuang Autonomous Region. The villages, farmlands and mountains in Rongshui Miao Autonomous County create spectacular autumn views. (Xinhua/Zhang Ailin)

Aerial photo taken on Sept. 11, 2019 shows the autumn scenery of Longnyu trench in Rongshui Miao Autonomous County, south China's Guangxi Zhuang Autonomous Region. The villages, farmlands and mountains in Rongshui Miao Autonomous County create spectacular autumn views. (Xinhua/Zhang Ailin)

Aerial photo taken on Sept. 11, 2019 shows the autumn scenery of Rongdi Village, Sirong Township in Rongshui Miao Autonomous County, south China's Guangxi Zhuang Autonomous Region. The villages, farmlands and mountains in Rongshui Miao Autonomous County create spectacular autumn views. (Xinhua/Zhang Ailin)

Aerial photo taken on Sept. 11, 2019 shows the autumn scenery of Xiangfen Township in Rongshui Miao Autonomous County, south China's Guangxi Zhuang Autonomous Region. The villages, farmlands and mountains in Rongshui Miao Autonomous County create spectacular autumn views. (Xinhua/Zhang Ailin)