Group 1 - The article emphasizes the importance of timely and professional information interpretation in investment decision-making [1] - It highlights the breakthrough in the domestic storage and semiconductor materials sector, where a company has achieved certification from leading domestic storage wafer manufacturers, disrupting the import material monopoly [1] - The company has also received certification from multiple international mainstream semiconductor equipment manufacturers [1] Group 2 - The article discusses advancements in silicon photonic modules and AI computing power, noting that a company has successfully delivered 1.6T high-end data communication products in bulk [1] - It mentions the small-scale commercialization of self-developed optical chips by the same company [1]