Automobile
| Wed 30 Sep 2026
Beijing, Sept. 30 -- State Intellectual Property Office of China has awarded a patent to Guangzhou Tengchang Intelligent Tech Co Ltd for Static Calibration Device of Portable Brake Performance Tester. Yao Wu, Shi Xin, Qin Jian, Chen Wenhui, He Xi'ai, He Yongfu, Xiong Ying, Tian Haitao, Li Huaxi and Zhao Simei developed the inven..