STC Fiber Offers Subscription 30% Discount STC Fiber Optics Representative - Subscription Offers Prerequisite: The box must be on the same building (Mobily, Zain, Salam, STC). The new offer from STC - Back to School Offer 5G Modems - SIM Card 🏫 🚀 Speed 300 instead of 100 For 287 . Immediate and free installation, and experienced technical support. . If you have any arrears or debts, you can put it under any family member's ID. . Highly experienced technical support. Contact for offers and packages via call or WhatsApp.