Temim CHAIBICEO E-mail: ceo@royalgypsum.com Phone: +216 50 331 567 Temim CHAIBICEO E-mail: ceo@royalgypsum.com Phone: +216 50 331 567 Salah BRINIExécutive Manager E-mail: s.brini@royalgypsum.com Phone: +216 25 722 582