Saudi Arabia introduced.

Saudi Arabian sugar. There are two meanings: ① West Asian Arabs and Saudi Arabian. There are 8.96 million people (1980), accounting for about 90% of the national population, which are distributed in two-thirds of the Arabian Peninsula and many coastal islands in the Red Sea and Persian Gulf. Belonging to the Mediterranean type of Europa race, some of them are also mixed with the characteristics of black race. Use Arabic, belonging to Semitic family. Believe in Islam and belong to Sunnis. The official calendar is hijri. Slaves were introduced from Africa in the Middle Ages, and 1962 abolished slavery. There are still a large number of African blacks who speak Arabic and believe in Islam in some cities and oases. Tribal structure and patriarchal clan system remain among nomadic and semi-nomadic people. There are more than 100 tribes, the largest of which are samar and Anaysa. Mecca and Medina in Han Zhi are holy places of Islam, and a large number of Muslims from all over the world come here for pilgrimage every year. Before World War I, its income mainly came from providing transportation and other services for caravans and pilgrims. Since the exploitation of oil in the 1930s, income has mainly depended on oil. Farmers living in oases use irrigated land to grow wheat, barley, rye, sorghum and date palms, and raise camels, horses, cattle and sheep. Herdsmen mainly graze camels. Traditional clothes are basically the same as Arabs in other countries. There are no theatres and other places of entertainment in Saudi Arabia. Women are forbidden to drive. Female medical staff only serve female patients and female teachers only teach female students. (2) the floorboard of all residents in Saudi Arabia.