中富电路(300814.SZ)：在3D SiP与内埋技术等先进封装方向，已配合多家海内外客户完成研发打样工作

Group 1 - The company, Zhongfu Circuit (300814.SZ), has announced its involvement in AI data center power supply solutions, including primary, secondary, and tertiary power systems [1] - The company is advancing in 3D SiP and embedded technology, having collaborated with multiple domestic and international clients to complete research and development sampling [1]