Actress Leung Ka-Yim, actor Liao Fan, director Jia Zhangke, actress Zhao Tao and actor Zhang Yibai (L to R) of the Chinese film in competition, "Ash is Purest White", pose during a photocall of the 71st Cannes International Film Festival in Cannes, France on May 12, 2018. The 71st Cannes International Film Festival is held from May 8 to May 19. (Xinhua/Chen Yichen)