Sports
| Wed 27 Aug 2025
Beijing, Aug. 28 -- State Intellectual Property Office of China has received Yantai Metastar Special Paper Co Ltd patent application for Pick Racket Made of Aramid Fiber Base Material and Preparation Method Thereof. Sun Jing, Lin Weihong, Sun Yanlei, Wang Jian, Liu Dongjing, Han Wenwen, Lyu Fan, Yu Shizheng, Wan Yu, Liu Ping, Wa..