Photo taken on March 1, 2020 shows the construction site of high-standard farmland in Natang village of Qumig in Xigaze, southwest China`s Tibet Autonomous Region. The local government promotes the construction of high-standard farmland by leveling and connecting scattered plots and building supporting irrigation facilities. (Xinhua/Zhang Rufeng)

Agricultural machinery works at the construction site of high-standard farmland in Natang village of Qumig in Xigaze, southwest China`s Tibet Autonomous Region, March 1, 2020. The local government promotes the construction of high-standard farmland by leveling and connecting scattered plots and building supporting irrigation facilities. (Xinhua/Zhang Rufeng)

Agricultural machines work at the construction site of high-standard farmland in Natang village of Qumig in Xigaze, southwest China`s Tibet Autonomous Region, March 1, 2020. The local government promotes the construction of high-standard farmland by leveling and connecting scattered plots and building supporting irrigation facilities. (Xinhua/Zhang Rufeng)

A staff worker does a survey at the construction site of high-standard farmland in Natang village of Qumig in Xigaze, southwest China`s Tibet Autonomous Region, March 1, 2020. The local government promotes the construction of high-standard farmland by leveling and connecting scattered plots and building supporting irrigation facilities. (Xinhua/Zhang Rufeng)

Agricultural machines work at the construction site of high-standard farmland in Natang village of Qumig in Xigaze, southwest China`s Tibet Autonomous Region, March 1, 2020. The local government promotes the construction of high-standard farmland by leveling and connecting scattered plots and building supporting irrigation facilities. (Xinhua/Zhang Rufeng)

Agricultural machines work at the construction site of high-standard farmland in Natang village of Qumig in Xigaze, southwest China`s Tibet Autonomous Region, March 1, 2020. The local government promotes the construction of high-standard farmland by leveling and connecting scattered plots and building supporting irrigation facilities. (Xinhua/Zhang Rufeng)

The agricultural machinery works at the construction site of high-standard farmland in Natang village of Qumig in Xigaze, southwest China`s Tibet Autonomous Region, March 1, 2020. The local government promotes the construction of high-standard farmland by leveling and connecting scattered plots and building supporting irrigation facilities. (Xinhua/Zhang Rufeng)

Photo taken on March 1, 2020 shows the construction site of high-standard farmland in Natang village of Qumig in Xigaze, southwest China`s Tibet Autonomous Region. The local government promotes the construction of high-standard farmland by leveling and connecting scattered plots and building supporting irrigation facilities. (Xinhua/Zhang Rufeng)