Roslan Abdullah steps down as deputy CEO of Proton after 5 years.Ainol Azmil appointed as covering deputy CEO, effective June 10, taking over from Roslan.Ainol will continue to handle corporate strategy and group technical procurement and report to Proton CEO Li Chunrong.Proton CEO Li Chunrong thanked Roslan Abdullah for his contributions and welcomed Ainol Azmil to the new role.