Metal & Mining
| Mon 11 May 2026
Beijing, May 11 -- Huizhou Power Supply Bureau Guangdong Power Grid Co Ltd has submitted a patent application for Carbon Ceramic Resistor and Preparation Method Thereof. This invention was developed by Sun Wenxing, Liu Jianming, Li Duanjiao, Yao Congwei, Zhong Zhenxin, Wang Yunlong, Pang Xiaofeng, Zhu Ruifeng, Song Kunyu, Cai Li..