Question

when the Existence of Silk routes​

Answer 1

The east-west trade routes between Greece and China began to open during the first and second centuries B.C.

Answer 2

The silk road had formally opened up trade between the Far East and Europe during the Han dynasty which ruled China from

206 B.C. to 220 A.D., but the transfer of goods and services along these routes dates back even further...

Hope it helps u out ....