AlQa'dah 19, 1436, September 03, 2015, SPA -- In conjunction with the official visit of the Custodian of the Two Holy Mosques King Salman bin Abdul Aziz Al Saud to the United States, a Saudi exhibition started on Thursday to inform businessmen and investors about investment opportunities in the kingdom. Tomorrow, the Saudi-American Business Forum will start in the presence of businessmen and Saudi ministers and government agencies.