Metal & Mining
| Thu 13 Aug 2026
Beijing, Aug. 13 -- State Intellectual Property Office of China has awarded a patent to Zhuhai Gree Elec Entpr Ltd, Gree Electric Appliances, Zhuhai, Gree Electric Maanshan Co Ltd, Gree Electric Meishan Co Ltd and Nanjing Walsin Non Ferrous Metal Co Ltd for Enameled Wire Take-up Nut. Zhang Dongying, Li Junwei, Wu Yanjun, Zhang L..