Jeddah Developed Holding Co For Medical Services أغسطس 4, 2018 دليل هاتف السعودية 12 - خدمة العملاء stc, Holding Companies Jeddah Developed Holding Co For Medical Services P.O Box.No:512 , Jeddah , Saudi Arabia +966 – 12 – 6582008 +966 – 12 – 6594553