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Before the fair, participants gave PowerPoint presentations to a panel of judges, who then attended the fair as visitors to interact with the students. Shoppers at the China World Mall were also invited to attend the fair as ordinary consumers.

Before the current outbreak, most infected birds did not show any symptoms, the study said. There has been no poultry vaccination against H7N9.

Beijing's GDP grew about 6.6 percent in 2018.

Beijing residents who love unusual stores, chic brands, upscale bistros and sophisticated bars are no strangers to the Sanlitun area in the east of the city. Recently, though, the trendy district has provided another reason for people－mainly animal lovers－to visit frequently.

Beijing and Tokyo should accumulate positive factors, push bilateral ties back on track for normal development at an early date and create a proper atmosphere for high-level exchanges in between, a spokesman has said.