Is Chongqing Zhang Xiazi a real person?

Chongqing Zhang Xiazi is a character in local folk stories. It tells the story of Zhang Xiazi, who was not only blind when he was a child, but also lived a very unhappy life. Zhang Xiazi's story is widely circulated among local people, so it is not a true story.

When blind Zhang grew up, he couldn't do anything else, so he began to follow in his father's footsteps as a pig dealer. Later, he went to the mountains to collect pigs, because people in the mountains would not sell him dying pigs. He has been selling pigs for ten years, but he has not become famous. Finally, in his thirties, Zhang Blind is still single.