Packaging & Containers
| Thu 08 Oct 2026
Beijing, Oct. 8 -- Baotou Aluminium has been awarded a patent for Sealing Cover Device for Spraying Material Tank and Spraying Material Tank. This invention was developed by Hu Wanlong, Du Hongbo, Liu Hai, Bai Jie, Zhao Yunfei, Xu Pengfei, Sa Rula, Zhang Hongmei, Zhang Zhicheng, Zhang Xiaoyu, Wu Zijian, Chen Zhimin, Zong Wenqi a..