Tools and Machinery
| Tue 27 Oct 2026
Beijing, Oct. 26 -- Changsha Changtong Beacon Equipment Co Ltd and Changjiang Yibin Waterway Bureau have secured a patent on Navigation Mark Floating Tool Graphene Enhanced Composite Material Instrument Cabin. Yin Houchen, Tong Qing, Zhang Mei, Zhang Wen, Cao Hui, Huang Gang, Deng Xinlong, Li Ming, Tan Menglin and Peng Zhiyong d..