Abstract
The Sogdians ara an Eastern Iranian language called Sogdian, they lived in Syr Darya, Amu Darya basin where are called Sogdiana.They established many city-states, and formed colonies on Silk Road.Sogdian entered China in 4th cebtury at lastest. After 6th century, they made influential contributions to China. Until 8th century, the Arabs invaded Central Asia and blocked Sogdian emigrated from Central Asia to China . Sogdian texts from the fourth century BC and the eighth century can be found that although Sogdian women can get some special protection through marriage, but women were still under male guardianship of society form is very clear. Away from immigration settlement Sogdian countries, women continue to be under parent family or husband family constraints. In frequent wars of Central Asia, Sogdian women could'nt escape from men's protection. If they did, it might bring them into slavery or mercilessly treatment. Sogdians established many colonies in the expansion process, these settlements are also extended to the territory of the T'ang Empire. To settle the old immigrant has its own social network, established across the state border and ethnic marriage, thereby to expand their business territory. Some old Immigrant can simply change their name, seek Nobles marriage, hoping to raise a family of fame. And the new immigrants who took whole tribe in, thwy might seeking marriage with imperial guard to consolidate their position. After An Shi rebellion (755-763), T'ang Empire lost control over Central Asia, homeless Sogdian immigrants must face malicious from the Tang Empire and change or alter the surname. Prefecture, in the border region, Sogdian must resist the pressure of Tibet, which made of more Sogdian intermarriage. on the other hand, Hebei had become Sogdians's new home, their marriage didn't have to hide their identity.For some Sogdian warlords, they didn't have to be social climber to marry highborns. If they did, it might use as pacify their territory. In addition, there were many Sogdian girls sold by their masters or parents. They were forced to become slaves, concubines or both. Their marriages were not an option of their own.Some girls who sent into Palace as singers or dancers might have chance to marry men working in the palace, but those been sold into civil was another story. From the nobility, freemen to slaves who entered the Tang Empire record Sogdian immigrants, while small, has left a trace of ethnic how to adapt to the environment.