He taught that he was the Son of God, & that God had created everything & we are created to glorify him, believe, & follow him in which we may go to heaven after death...
this message spread because Jesus had disciples that followed him, & also he went around preaching and working miracles which made people spread the news about him.
Answer:
The Tang Dynasty (618–907) is considered to be China’s golden age. It was a rich, educated and cosmopolitan realm that was well-governed by the standards of the age and expanded its influence in Inner Asia. It saw a flourishing of Chinese poetry and innovation. Establishment of the Dynasty