旷达科技参股芯投微，以自主专利切入射频前端赛道

Group 1 - The domestic RF front-end industry is entering a critical window for domestic substitution due to the increasing penetration of 5G mobile phone upgrades, vehicle networking, and satellite navigation applications in the first half of this year [1] - Kuangda Technology (002516) disclosed in its latest semi-annual report that it holds a 45.63% stake in Chip Investment Microelectronics and is actively increasing its strategic layout in the RF front-end filter field [1] - Chip Investment Microelectronics has a core team with approximately 20 years of industry experience and its subsidiary NSD originates from the SAW filter division of Japan's NDK, possessing multiple core patented technologies including SAW, TC-SAW, and advanced packaging [1] Group 2 - Chip Investment Microelectronics is one of the few companies in China that holds independent TC-SAW structure patents, leveraging its technological and patent advantages to collaborate with several domestic RF front-end module companies [1] - The automotive-grade filter products produced by its subsidiary NSD not only meet the stringent standards of the automotive electronics field but are also widely applicable in satellite navigation systems, further expanding market application space [1]