AI-PCB产业链有望量价齐升，5G通信ETF（515050）聚焦算力龙头，鹏鼎控股涨超4%

Group 1 - The A-share PCB concept stocks remain active, with notable increases in companies such as Pengding Holdings, Dongshan Precision, and Xingsen Technology, reflecting strong market interest [1] - AI-PCB is experiencing a demand resonance, with multiple AI-PCB companies reporting strong orders and full production capacity, leading to significant growth in Q3 performance [1] - Huidian Co. has released an optimistic Q2 earnings forecast, expecting a net profit of 0.89 to 0.99 billion yuan, representing a year-on-year growth of 42% to 58%, driven by structural demand from emerging computing scenarios like AI [1] Group 2 - The 5G Communication ETF (515050) tracks the CSI 5G Communication Theme Index, with a current scale exceeding 7 billion yuan, focusing on key players in the Nvidia, Apple, and Huawei supply chains [2] - AI computing concept stocks account for over 30% of the ETF's weight, while optical module CPO concept stocks represent 26.55%, and PCB circuit board concept stocks make up 13.49% [2]