Among the Muslims in Iraq, Shiites account for 6% of the total number of Muslims in the country, while Sunnis account for 4%. The majority of Shiites are Twelve Imams, and a few are Saihi Mission, Ali-elahi School, Ismail School, etc., with their headquarters in Kazmi. In terms of teaching methods, they follow the Ursula School (8%) and the Ahbar School (2%) respectively. Shiites are mainly Arabs and Iranians, mostly in the southern region. Most Sunnis follow Hanafi (65%) and Shafiyi (34%), and very few follow Malik and Hanbaili. Among Sunni Muslims, Arabs and Kurds account for almost half, mainly in the northern region and some big cities. Senior government officials and religious judges are mostly Sunni Muslims. The Iraqi Constitution stipulated Islam as the state religion, and later announced the abolition of this provision. In judicature, there are religious courts and secular courts respectively. Religious courts generally try civil disputes such as marriage and religious disputes. The country has a general kadi as the religious and judicial leader, and religious affairs are under the charge of the religious foundation department. Religious education is more common. Religious courses are offered in primary and secondary schools; Baghdad University has Islamic Law School, and there are religious colleges in Baghdad, Nadzhaf, Samara and other cities to train religious professionals. There are a lot of religious books and periodicals published in China. There are more than 12, mosques in China and 56 mosques in the capital Baghdad. Religious and political organizations include: Iraqi Mujahideen Organization, Revolutionary Islamic National Forces Front, and Olema Society. Iraq is a member of the League of Arab States, the Organization of the Islamic Conference, the World Islamic Congress and the Islamic World Union.