Under the auspice of Custodian of the Two Holy Mosques King Salman bin Abdulaziz Al Saud, the Disabled Children's Association will celebrate the laying of the foundation stone of its charitable-investment project with a cost of more than SR300 million. Prince Sultan bin Salman bin Abdulaziz, the Chairman of the Association's Board of Directors pointed out that the project is a quantum leap in the context of charitable work in the Kingdom of Saudi Arabia, adding that the project consists of five office-and-hotel towers in Makkah.