Southern Science and Technology Innovation Board 50 ETF (03109) rose more than 4%. It is reported that this ETF is the first listed on the Hong Kong Exchange to track the Science and Technology Innovation Board 50 Index. The top ten constituent stocks of the Sci-Tech Innovation 50 Index include SMIC, Cambricon, Hygon Information, Kingsoft Office, and AMEC. As of writing, the ETF was up 4.17%, trading at HKD 14.99, with a turnover of HKD 3.9993 million. On the news front, the computing power chip concept surged sharply on the morning of April 30. Among them, Cambricon soared over 17% to a record high, reclaiming its position as the top stock by price. The company reported first-quarter revenue of RMB 2.885 billion, a year-on-year increase of 159.56%. Net profit attributable to shareholders of the listed company was RMB 1.013 billion, up 185.04% year-on-year. The performance improvement was primarily due to benefits from the continuously rising demand for computing power in the artificial intelligence industry during the reporting period. The company leveraged its product competitiveness to expand its market and actively promote the implementation of AI application scenarios, leading to a significant revenue increase compared to the same period last year.