Workers work at the construction site of a medium-low-speed maglev railway in Qingyuan City, south China's Guangdong Province, Sept. 2, 2020. The main project of the Qingyuan maglev tour line is expected to be completed at the end of this year. (Xinhua/Liu Dawei)

A worker works at the construction site of a medium-low-speed maglev railway in Qingyuan City, south China's Guangdong Province, Sept. 2, 2020. The main project of the Qingyuan maglev tour line is expected to be completed at the end of this year. (Xinhua/Liu Dawei)

Workers work at the construction site of a medium-low-speed maglev railway in Qingyuan City, south China's Guangdong Province, Sept. 2, 2020. The main project of the Qingyuan maglev tour line is expected to be completed at the end of this year. (Xinhua/Liu Dawei)

Workers work at the construction site of a medium-low-speed maglev railway in Qingyuan City, south China's Guangdong Province, Sept. 2, 2020. The main project of the Qingyuan maglev tour line is expected to be completed at the end of this year. (Xinhua/Liu Dawei)