Textile
| Sat 22 Nov 2025
Beijing, Nov. 22 -- State Intellectual Property Office of China has awarded a patent to Henan Haoyu Paper Products Co Ltd for Corrugated Board Production Line with Air Cushion Type Hot Plate. Chen Huiyan, Gao Lei, Hai Yunfei, Huang Cuicui, Kong Juan, Li Xiaorong, Li Xiaojin, Li Xinge, Li Zhenya, Liu Yabin, Shi Jiahao, Tian Ye, X..