Packaging & Containers
| Mon 19 Oct 2026
Beijing, Oct. 19 -- Hangzhou Metro Operation has obtained a patent for turning wheel scrap iron storage box collecting and optimizing device. This invention was developed by Wan Ningtao, Zhang Yongqing, Chen Botao, Ni Tao, Wu Zelin, Huang Weinan, Zhang Yueliang, Xu Xuepeng, Fang Kai and Guo Zhenghai.
The patent application numb..