Aerial photo taken on Nov. 19, 2020 shows the Yaoshan-Luanchuan section of the Zhengxi expressway in central China's Henan Province. The 80-kilometer expressway section winds through the Funiu Mountains, linking Yaoshan Town of Pingdingshan and Miaozi Town of Luoyang, which is expected to open to traffic by the end of 2020.Photo:Xinhua

Aerial photo taken on Nov. 19, 2020 shows the Yaoshan-Luanchuan section of the Zhengxi expressway in central China's Henan Province. The 80-kilometer expressway section winds through the Funiu Mountains, linking Yaoshan Town of Pingdingshan and Miaozi Town of Luoyang, which is expected to open to traffic by the end of 2020.Photo:Xinhua

Aerial photo taken on Nov. 19, 2020 shows the Yaoshan-Luanchuan section of the Zhengxi expressway in central China's Henan Province. The 80-kilometer expressway section winds through the Funiu Mountains, linking Yaoshan Town of Pingdingshan and Miaozi Town of Luoyang, which is expected to open to traffic by the end of 2020.Photo:Xinhua

Aerial photo taken on Nov. 19, 2020 shows the Yaoshan-Luanchuan section of the Zhengxi expressway in central China's Henan Province. The 80-kilometer expressway section winds through the Funiu Mountains, linking Yaoshan Town of Pingdingshan and Miaozi Town of Luoyang, which is expected to open to traffic by the end of 2020.Photo:Xinhua

Aerial photo taken on Nov. 19, 2020 shows the Yaoshan-Luanchuan section of the Zhengxi expressway in central China's Henan Province. The 80-kilometer expressway section winds through the Funiu Mountains, linking Yaoshan Town of Pingdingshan and Miaozi Town of Luoyang, which is expected to open to traffic by the end of 2020.Photo:Xinhua

Aerial photo taken on Nov. 19, 2020 shows the Yaoshan-Luanchuan section of the Zhengxi expressway in central China's Henan Province. The 80-kilometer expressway section winds through the Funiu Mountains, linking Yaoshan Town of Pingdingshan and Miaozi Town of Luoyang, which is expected to open to traffic by the end of 2020.Photo:Xinhua