Electronics
| Mon 15 Jun 2026
Beijing, June 15 -- Sedin Ningbo Eng Co Ltd has filed a patent application for Preparation Method of Modified Polyformaldehyde with Conductive and Wear-resistant Functions. This invention was developed by Li Quan, Lu Huailiang, Pei Jin, Wang Zhidong, Yue Jinming, Li Yajing, Cheng Wei, Hou Jianlong, Zhang Yuliang, Liu Xin'an, Qiu..