The photo shows a coaster photographed by a participant using an image generated by artificial intelligence. (Photo by Chen Yongnuo) The photo shows unique toys on display by exhibitors. (Photo by Chen Yongnuo) The photo shows participants negotiating with exhibitors. (Photo by Chen Yongnuo) The photo shows participants posing with the mascots. (Photo by Chen Yongnuo) The photo shows participants selecting baby products. (Photo by Chen Yongnuo) The photo shows participants selecting toys. (Photo by Chen Yongnuo) The photo shows participants selecting baby products. (Photo by Chen Yongnuo)