Gelonghui May 17 丨 Zhongbei Communications (603220)(603220moonwalkerarcade.SH) Disclosure of Investor Relations Activity Record Form shows that since its establishment for more than 30 years, the company has been participating in the construction of China's communications network, witnessing and participatingmoonwalkerarcadeBased on the development history of China's communication networks and technologies, from 2G, 3G, 4G and even 5G, including wireless networks, switching technology and transmission networks, with the advancement of communication technology, the company has participated in a large number of projects and accumulated rich experience. We believe that in the near future, with the official commercialization of 6G, the company will be an active participant in the construction of 6G networks. The company has established a 6G Research Institute to pay close attention to the development of related technologies. According to the 6G development process, it trains professional technical teams in advance and actively reserves related technologies.