Electrical
| Fri 26 Dec 2025
Beijing, Dec. 27 -- Hunan Nonferrous Metals Res Institute Co Ltd has submitted a patent application for Method for Efficiently Stripping Gold-plated Layer of Waste Circuit Board. This invention was developed by Dong Bo, Chen Wei, Ouyang Kun, Yao Jinjiang, Zhang Zhu, Yuan Xiaozhu, Gong Kaiwen, Liao Fangwen, Zhao Yi, Li Pengjie, N..