Grams Zi, Tatar, Uzbek, Tajik Dongxiang, Salar, security 10 ethnic groups believe in Islam. During Tang and Song dynasties (mid 7th century), and Los Alamos and forcing people who brought Islam. Since the Tang dynasty and the Song dynasty Government's opening, do not exclude such religious and cultural Islam gained rapid development in China. Today, in many Chinese cities, such as Beijing and XI ' an, you can see Muslims and Han Chinese, Muslims and other ethnic groups live in harmony in a landscape.