Liu Zhongwen, who is over 70, laid out dozens of handmade mini waterwheels, which were made on his own to the public at Lanzhou Culture & Creativity Industrial Park on June 10. (Photo: Chinanews.com) Liu said waterwheel has a long history with peculiar appearance. It was the oldest irrigation tool along Ancient Yellow River in Lanzhou, which originated in the Ming Dynasty. Obsessing about the waterwheel, Liu started to explore its craftsmanship after his retirement. All of the waterwheels he has made are of pinewood without iron nails. They can also spin when they meet water flow.
Photo shows Liu Zhongwen and his handmade mini waterwheels. (Photo: Chinanews.com) Liu Zhongwen, who is over 70, laid out dozens of handmade mini waterwheels, which were made on his own to the public at Lanzhou Culture & Creativity Industrial Park on June 10. Liu said waterwheel has a long history with peculiar appearance. It was the oldest irrigation tool along Ancient Yellow River in Lanzhou, which originated in the Ming Dynasty. Obsessing about the waterwheel, Liu started to explore its craftsmanship after his retirement. All of the waterwheels he has made are of pinewood without iron nails. They can also spin when they meet water flow.