“灵光”4天下载量破百万，国产AI应用驶入快车道，科创AIETF(588790)盘中探底回升

Group 1 - The core viewpoint of the articles highlights the rapid growth and adoption of AI applications in China, particularly through the launch of Ant Group's "Lingguang" AI assistant and Alibaba's "Qianwen" app, indicating a strong user demand for AI assistant products [2][4] - The Sci-Tech Innovation Board AI ETF (588790) has seen a significant increase in its performance, with a 26.92% rise over the past six months and a current scale of 5.949 billion yuan [1][3] - The AI ETF has experienced a notable increase in shares, with a growth of 10.5 million shares in the past week, and a net inflow of 52.0551 million yuan over the last five trading days [4] Group 2 - The launch of the "Lingguang" app has achieved over 1 million downloads within four days, showcasing the effectiveness of Ant Group's new AI assistant in meeting market needs [1][2] - The top ten weighted stocks in the Sci-Tech Innovation Board AI Index account for 70.92% of the index, indicating a concentration of investment in key players within the AI sector [4] - The AI applications are evolving towards an ecosystem-driven model, leveraging cloud infrastructure and model capabilities to accelerate commercialization [2]