Group 1 - The company Chongda Technology has successfully commercialized its buried resistor and capacitor boards, which are now applied in communication equipment, industrial control, and medical instruments [2] - The company's subsidiary, Punowei, focuses on the research and production of IC substrates and embedded device packaging boards, possessing core technologies such as planar buried resistors and capacitors, as well as three-dimensional embedded devices [2] - The products of Punowei are widely used in consumer electronics, automotive electronics, and communications sectors [2]

Core Viewpoint - The company has successfully commercialized its embedded resistor and capacitor boards, which are now applied in various fields such as communication equipment, industrial control, and medical instruments [1] Company Layout in Embedded Components - The company’s subsidiary, Puno Wei, focuses on the research and production of IC substrates and embedded component packaging boards [1] - Puno Wei possesses core technologies including planar embedded resistors and capacitors, as well as three-dimensional embedded devices [1] - The products are widely used in consumer electronics, automotive electronics, and communications sectors [1]