because of trading.
The Silk Road.
The silk road was created in order to make trade in that area easier and more frequent. The silk road caused many cities along its path to prosper it also helped the spread of technology.
The Silk RoadThe Silk Road -Apex Ninja
The the legacy of the silk road was that all of the ideas that were spread through the silk road ended up helping other people from other provinces to expanded and achieve great things.
The strongest physical evidence of the spread of Buddha along the Silk Road is the Bamiyan Buddha's. The Bamiyan Buddha's were created in the 4th and 5th centuries CE and stood until they were destroyed by the Taliban March 2, 2001.
On their way
Lots of expensive goods were made along the silk road, and with that they would make more money to more people. The silk road was full of different sellers from different places. That's how different materials were spread to different places.
Cultural difussion
Two monks named Moton and Chufarlan went to China in 67 CE using the "Silk Road". This was the introduction of Buddhism to China The silk road helped spread Buddhism, by cultural diffusion. When buddhists would travel the silk road to trade goods and suplies, Buddhist teachings would be passed on!
People needed silk
Letters and word-of-mouth.
Along the Road was created in 1994.