Enviornmental
| Sat 17 May 2025
Beijing, May 17 -- State Intellectual Property Office of China has awarded a patent to Ningbo Iron & Steel for movable refining dust removal device. Zhang Yun, Chen Guoqiang, Yuan Chun'an, Yang Linwan, Zhang Keli, Li Jianhong, Xiong Yunsong, Jin Jian, Wang Haobo, Shi Yaping, Huang Guoyang, Jiang Zhe, Hu Zhengjun and Ji Kai devel..