博敏电子：当前公司AMB陶瓷衬板业务主要侧重于车规领域，但同时也覆盖智能电网、工业电源等领域

Group 1 - The company is currently focusing its AMB ceramic substrate business primarily on the automotive sector, while also covering smart grid and industrial power supply sectors [2] - An investor inquired about the potential for the company's AMB substrates to enter the certification lists and testing processes of leading power supply manufacturers such as Delta, Lite-On, and Qisda [2] - The company responded to the investor's question on an interactive platform, indicating ongoing developments in their AMB business [2]