![](http://www.ecns.cn/hd/2021/09/06/b27648e348ba4b539c8ce2566d650724.jpg)
A 3D-printed polymer bridge has been unveiled in Yima River Park, Longquanyi District, Chengdu, Southwest China's Sichuan Province. Liuyun Bridge, looking like a moving cloud belt, is 66.8 meters long, with the 3D-printed part standing at 21.58 meters long. The form of this blue-and-white bridge is inspired by the shape of Yima River and waving silks. (Photo/IC Photo)
![](http://www.ecns.cn/hd/2021/09/06/ae4ed159653846d194355ed0870d74d8.jpg)
A 3D-printed polymer bridge has been unveiled in Yima River Park, Longquanyi District, Chengdu, Southwest China's Sichuan Province. Liuyun Bridge, looking like a moving cloud belt, is 66.8 meters long, with the 3D-printed part standing at 21.58 meters long. The form of this blue-and-white bridge is inspired by the shape of Yima River and waving silks. (Photo/IC Photo)
![](http://www.ecns.cn/hd/2021/09/06/f2ebd50ba1ce40b28e057ae39ffab074.jpg)
A 3D-printed polymer bridge has been unveiled in Yima River Park, Longquanyi District, Chengdu, Southwest China's Sichuan Province. Liuyun Bridge, looking like a moving cloud belt, is 66.8 meters long, with the 3D-printed part standing at 21.58 meters long. The form of this blue-and-white bridge is inspired by the shape of Yima River and waving silks. (Photo/IC Photo)