what is crypto investing, Knowledge graph

Independent research and development and production of bionic mechanical dogs, as well as all-terrain unmanned patrol cars and omnidirectional small spiders.Four-legged intelligent inspection robot has been launched, which is specially designed for autonomous inspection application in complex environment.Beiwei Technology (002148)

Zhongwei Electronic (300270)Galaxy electronics (002519)Union Photoelectricity (300691)

Jiangsu Ruili (300660)Construction Industry (002265)Union Photoelectricity (300691)