Gelonghui reported on November 12 that cosonic intelligent technologies (300793.SZ) stated in their investor relations that the company has been actively promoting the layout in fields related to its main business. It has invested in the industry chain by taking stakes in leading industrial-grade AR glasses company ROVI, investing in the core components for consumer AR glasses, optical display module supplier Longjing Optoelectronics, and a chip service provider for headphone core components, Wuqil. Additionally, it has a stake in the battery supplier for headphone core accessories, GANFENG Lithium. Investing in the upstream and downstream industry chain is an important measure for the company to steadily promote vertical integration, helping it acquire support for core technologies and components.