A test train runs on the Quzhou-Ningde railway in southeast China's Fujian Province, Aug. 20, 2020. The Fujian section of Quzhou-Ningde railway, linking Quzhou in east China's Zhejiang Province with Ningde in Fujian, started test runs on Thursday. (Xinhua/Peng Zhangqing)

Aerial photo taken on Aug. 20, 2020 shows a test train running on the Quzhou-Ningde railway in southeast China's Fujian Province. The Fujian section of Quzhou-Ningde railway, linking Quzhou in east China's Zhejiang Province with Ningde in Fujian, started test runs on Thursday. (Xinhua/Peng Zhangqing)

Aerial photo taken on Aug. 20, 2020 shows a test train running on the Quzhou-Ningde railway in southeast China's Fujian Province. The Fujian section of Quzhou-Ningde railway, linking Quzhou in east China's Zhejiang Province with Ningde in Fujian, started test runs on Thursday. (Xinhua/Peng Zhangqing)