The Secretary General of the Makkah-based Muslim World League Dr. Abdullah bin Abdulmohsin Alturki, who is also Chairman of the Board of Directors of the Saudi Islamic Relief Commission, and his delegation today paid a visit to N'djamena-based SIRC's bureau and the schools and health utilities attached to it. During the tour, Dr. Alturki was briefed on the activities of the SIRC office's in Chad.