Aerial photo taken on Dec. 2, 2021 shows mountain roads in Dongmiao Township of Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

Aerial photo taken on Dec. 2, 2021 shows mountain roads in Dongmiao Township of Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

Aerial photo taken on Dec. 1, 2021 shows highway and railway in Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

Aerial photo taken on Dec. 2, 2021 shows rural roads in Dongmiao Township of Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

Aerial photo taken on Dec. 2, 2021 shows mountain roads in Dongmiao Township of Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

Aerial photo taken on Dec. 2, 2021 shows mountain roads in Dongmiao Township of Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

Aerial photo taken on Nov. 30, 2021 shows mountain roads in Jingsheng Township of Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

Aerial photo taken on Dec. 1, 2021 shows an expressway and rural roads in Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

Aerial photo taken on Nov. 30, 2021 shows mountain roads in Jingsheng Township of Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

Aerial photo taken on Dec. 1, 2021 shows an expressway in Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

Aerial photo taken on Dec. 1, 2021 shows an expressway and rural roads in Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region. (Xinhua/Lu Boan)

来源：Xinhua