Workers are checking passing vehicles and people to do prevention and control work of Novel coronavirus pneumonia (NCP) at the Bahe interchange of Lhasa-Nyingchi high grade highway. [Photo/Yao Haiquan]

Workers of health service center of Qonggyai County, Shannan City, southwest China`s Tibet Autonomous Region, are carrying out an emergency drill on the prevention and control of NCP at local People`s Hospital. [Photo/LhundrupTsering, Losang]

Staffs at the Lhasa Railway Station in southwest China`s Tibet Autonomous Region, are taking the temperature of outbound passengers. [Photo/Tsewang, Tenzin Chophel]

Workers are taking the temperature of people returning and entering Tibet one by one through infrared ray at Lhasa Gonggar Airport. [Photo/Losang]

A worker of Lhasa postal district of China Post, is distributing newspapers. [Photo/Lhamo, Tenzin]

A worker of hot spring hotel in Gyitang Town, Chagyab County of Qamdo City, southwest China`s Tibet Autonomous Region Changdu City, is disinfecting the hotel lobby. [Photo/Wan Hui, Zhou Tingting]

Tibet agricultural products supply transport team from Sichuan is arriving at a wholesale market of agricultural and sideline products in Lhasa City, capital of southwest China`s Tibet Autonomous Region. [Xinhua/Zhang Rufeng]

The patient surnamed Zhang, is affectionately thanking the Tibetan people and medical staff when he is discharged from hospital. [Photo/Tenzin Chophel]