Core Viewpoint - Haige Communication is a traditional advantage enterprise in the wireless communication field, focusing on full-band coverage and various communication technologies [1] Group 1: Company Overview - The company’s main products cover shortwave communication, ultra-shortwave communication, satellite communication, digital trunking, manned/unmanned collaborative communication, 5G, data links, multi-mode intelligent terminals, and system integration [1] - Haige Communication has established a comprehensive layout across air, land, sea, and underwater communication [1] Group 2: Technological Focus - The company is closely following market and technological development trends, with a particular emphasis on underwater wireless communication [1] - Key areas of research include breakthroughs in critical technologies, core algorithm design, and engineering application practices [1] - The company has developed products related to underwater acoustic communication, enabling control and communication for underwater manned and unmanned devices [1] Group 3: Product Applications - The products provide long-distance underwater acoustic measurement and control, Beidou positioning, and satellite communication for marine underwater equipment [1]