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Hanyu Group (300403)New year's demon kingGuangge Technology (688450)

Union Photoelectricity (300691)Hanwang Technology (002362)New year's demon king

Independent research and development and production of bionic mechanical dogs, as well as all-terrain unmanned patrol cars and omnidirectional small spiders.Zeyu Intelligent (301179)Independent research and development and production of bionic mechanical dogs, as well as all-terrain unmanned patrol cars and omnidirectional small spiders.