东山精密收购索尔思切入光通信，5G通信ETF（515050）涨超2%

Group 1 - The A-share market saw a strong rally in optical module and optical chip concept stocks, with the 5G Communication ETF (515050) rising over 2% and several stocks hitting the daily limit [1] - Dongshan Precision, a leading PCB company, announced its subsidiary, Chaoyi Group, plans to acquire 100% of Solsci Optoelectronics for an investment not exceeding RMB 5.935 billion [1] - Solsci specializes in the optical communication field, with core business activities including the design, R&D, production, and sales of optical communication modules and components, covering a range from 10G to over 800G [1] Group 2 - Optical modules are the core components in fiber optic communication systems, responsible for converting electrical signals to optical signals and vice versa [2] - The demand for data center computing equipment has surged due to the explosion of AI computing power, indicating that the optical module industry is likely to benefit in the long term [2] - The 5G Communication ETF (515050) tracks the CSI 5G Communication Theme Index and is the largest ETF in the market focused on 5G communication, with significant weight in the Nvidia supply chain and optical communication concept stocks [2]