Guan Xiaotong wore a dress black swan haute couture on the second day of the Cannes Film Festival, and this time she looked thin and not bloated Guan Xiaotong wore a dress black swan haute couture on the second day of the Cannes Film Festival, and this time she looked thin and not bloated Guan Xiaotong wore a dress black swan haute couture on the second day of the Cannes Film Festival, and this time she looked thin and not bloated Guan Xiaotong wore a dress black swan haute couture on the second day of the Cannes Film Festival, and this time she looked thin and not bloated Guan Xiaotong wore a dress black swan haute couture on the second day of the Cannes Film Festival, and this time she looked thin and not bloated Guan Xiaotong wore a dress black swan haute couture on the second day of the Cannes Film Festival, and this time she looked thin and not bloated Guan Xiaotong wore a dress black swan haute couture on the second day of the Cannes Film Festival, and this time she looked thin and not bloated