Where did woodblock printing originate?

Woodblock printing came into existence in 220 AD in China. Initially, it started with printing on materials like Silk and many other fabric materials. In 650 AD printing on paper began. Pictures or words were carved on the blocks, dipped into ink and imprinted on chosen materials. After some time, the use of wooden printing blocks increased and spread across the world. A lot of religious texts were printed using these blocks. It is believed that the designs made using these bocks were responsible for the spread of Buddhism in the world to an extent.