why use digital currency

Zhongjian Technology (002779)Independent research and development and production of bionic mechanical dogs, as well as all-terrain unmanned patrol cars and omnidirectional small spiders.Guangge Technology (688450)

Hanyu Group (300403)Construction Industry (002265)Shenhao Technology (300853)

Entering the field of ground individual military robots in China, the self-developed individual tactical robots can replace ground soldiers to perform high-risk tactical tasks.Union Photoelectricity (300691)The self-developed bionic snake-like robot is leading the world, and it is the benchmark for Boston Power Bionic Robot Dog.