Hijjah 01, 1431, Nov 07, 2010, SPA -- The number of producing factories in the Kingdom of Saudi Arabia amounted to 4,600 factories by the end of the second quarter of 2010. Statistics collected by the Saudi Press Agency (SPA) estimated that the total capital invested in these factories amounted to about SR 404 billion until the end of the second quarter of the year in 2010 and the number of their workers increased to more than 528,000. In support of the industrial sector, the Custodian of the Two Holy Mosques King Abdullah Ibn Abdulaziz Al Saud has paid three visits to Jubail Industrial City since his ascension to the throne in 1426H; the King has also laid foundation stones and inaugurated projects at a cost of SR 200 billion. During the era of King Abdullah Ibn Abdul-Aziz, two industrial cities have been established in addition to providing industrial loans to investors through Saudi Industrial Development Fund, which amounted to about SR 81 billion by the end of 1430H for setting up 2,216 industrial projects throughout the Kingdom of Saudi Arabia.