Saudi Arabia, a mysterious Arab country best known for its abundant oil resources, is a leading power in the Middle East. Occupying the bulk of the Arabian Peninsula, it is the second-largest state in the Arab world after Algeria. Amid King Salman bin Abdul-aziz Al Saud's visit to China, let's take a quick look at what you need to know about this all-important Muslim country.

A Muslim woman prays at the Grand Mosque during the holy fasting month of Ramadan in Mecca, Saudi Arabia, June 8, 2016. [Photo/VCG]