This photo taken on March 7, 2023 shows the booth of Trip.com Group during the ITB Berlin travel trade show in Berlin, Germany. The ITB Berlin travel trade show kicked off here on Tuesday and will last until March 9. (Xinhua/Ren Pengfei)
This photo taken on March 7, 2023 shows the booth of Costa Rica during the ITB Berlin travel trade show in Berlin, Germany. The ITB Berlin travel trade show kicked off here on Tuesday and will last until March 9. (Xinhua/Ren Pengfei)
This photo taken on March 7, 2023 shows the booth of Qatar during the ITB Berlin travel trade show in Berlin, Germany. The ITB Berlin travel trade show kicked off here on Tuesday and will last until March 9. (Xinhua/Ren Pengfei)
People communicate at the booth of Deutsche Bahn (DB) during the ITB Berlin travel trade show in Berlin, Germany, March 7, 2023. The ITB Berlin travel trade show kicked off here on Tuesday and will last until March 9. (Xinhua/Ren Pengfei)
This photo taken on March 7, 2023 shows the booth of Slovenia during the ITB Berlin travel trade show in Berlin, Germany. The ITB Berlin travel trade show kicked off here on Tuesday and will last until March 9. (Xinhua/Ren Pengfei)
A visitor (R) talks with a staff member at the booth of Zhejiang, China, during the ITB Berlin travel trade show in Berlin, Germany, on March 7, 2023. The ITB Berlin travel trade show kicked off here on Tuesday and will last until March 9. (Xinhua/Ren Pengfei)
This photo taken on March 7, 2023 shows the booth of Mexico during the ITB Berlin travel trade show in Berlin, Germany. The ITB Berlin travel trade show kicked off here on Tuesday and will last until March 9. (Xinhua/Ren Pengfei)