Why was Uncle Wu Zhu blindfolded and unable to grow old? Uncle Wu Zhu was a robot. He covered his eyes because his eyes contained laser energy, which was very lethal. In order to protect others, he chose to cover his eyes. As for why he wouldn't age, it was because he was a robot and wouldn't age like humans. This information came from the novel Joy of Life and the TV series Joy of Life. However, the search results did not provide a clear answer as to why Uncle Wu Zhu had lost his memory or the details of his identity.

Uncle Wu Zhu was a character in Joy of Life. He was Fan Xian's protector and mentor. Uncle Wu Zhu had been covering his eyes with a black cloth and holding a bamboo cane, giving off a mysterious and powerful feeling. His identity had always been a mystery in the movie, but according to the plot, Uncle Wu Zhu was an AI robot with laser eyes. The black cloth covered his eyes to hide his identity and protect others, because he could not control his own power. Taking off the black cloth would cause harm to others. Uncle Wu Zhu's combat power was extremely powerful. After releasing his ultimate move, even the four great grandmasters were unable to parry it. Uncle Wu Zhu's role was played by actor Tong Mengshi. His image was handsome and cold, leaving a deep impression on people. In short, Uncle Wu Zhu was a mysterious and powerful character in Joy of Life. He had provided Fan Xian with great help and protection.
Tong Mengshi played Uncle Wu Zhu in the TV series " Joy of Life."