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| Sat 15 Nov 2025
Beijing, Nov. 15 -- Beijing Oidsign Identification System Co Ltd has been awarded a patent for Wind-resistant Reflective Signboard. This invention was developed by Kong Songliang, Wang Haijing, Wang Zhanyou, Liu Tao, Wang Zhanliang and Wang Mingyuan.
The patent application number is CN202422443518U 20241010. The patent public..