An crew member in ethnic minority costume poses for photos with passengers on the train D8127 linking Lincang with provincial capital Kunming, in southwest China's Yunnan Province, on Dec. 30, 2020. A new railway linking Lincang City with Dali City, both in southwest China's Yunnan Province, began operation on Wednesday. The 201-km railway with a designed speed of 160 km per hour is the first railway in Lincang city. (Xinhua/Wang Guansen)

Aerial photo taken on Dec. 30, 2020 shows the Lincang Railway Station in Lincang City, southwest China's Yunnan Province. A new railway linking Lincang City with Dali City, both in southwest China's Yunnan Province, began operation on Wednesday. The 201-km railway with a designed speed of 160 km per hour is the first railway in Lincang city. (Xinhua/Wang Guansen)

Railway crew members in ethnic minority costumes pose for photos at Lincang Railway Station, southwest China's Yunnan Province, on Dec. 30, 2020. A new railway linking Lincang City with Dali City, both in southwest China's Yunnan Province, began operation on Wednesday. The 201-km railway with a designed speed of 160 km per hour is the first railway in Lincang city. (Xinhua/Wang Guansen)

A passenger poses for photos on the train D8127 linking Lincang with provincial capital Kunming, in southwest China's Yunnan Province, on Dec. 30, 2020. A new railway linking Lincang City with Dali City, both in southwest China's Yunnan Province, began operation on Wednesday. The 201-km railway with a designed speed of 160 km per hour is the first railway in Lincang city. (Xinhua/Wang Guansen)

Passengers board a train to Kunming City at Lincang Railway Station, southwest China's Yunnan Province, Dec. 30, 2020. A new railway linking Lincang City with Dali City, both in southwest China's Yunnan Province, began operation on Wednesday. The 201-km railway with a designed speed of 160 km per hour is the first railway in Lincang city. (Xinhua/Wang Guansen)

Passengers board a train to Kunming City at Lincang Railway Station, southwest China's Yunnan Province, Dec. 30, 2020. A new railway linking Lincang City with Dali City, both in southwest China's Yunnan Province, began operation on Wednesday. The 201-km railway with a designed speed of 160 km per hour is the first railway in Lincang city. (Xinhua/Wang Guansen)