Printing & Publishing
| Fri 04 Jul 2025
Beijing, July 5 -- State Intellectual Property Office of China has awarded a patent to Henan Ancai Hi Tech Co Ltd and Henan Ancai Photovoltaic New Mat Co Ltd for screen printing scraper coping device. Yang Jianxin, Wang Chunyu, Li Guoqiang, Zhang Faliang, Qu Xunze, Yang Zhihong, Li Yufeng, Jiang Zhaode, Zhang Shuchao, Wang Xinti..