Sou Hu Cai Jing·2025-12-19 05:34Group 1 - The A-share technology sector experienced a rebound, with the AI index on the ChiNext board rising by 1.07% as of 13:06 on December 19, 2025 [1] - Notable stocks included Xinyi Sheng (300502) up by 3.80%, Zhongke Chuangda (300496) up by 3.26%, and Xingchen Technology (301536) up by 3.22% [1] - The Huaxia ChiNext AI ETF (159381) increased by 1.00%, reaching a latest price of 1.82 yuan, and has seen a cumulative increase of 6.58% over the past two weeks [1] Group 2 - The Huaxia ChiNext AI ETF has seen continuous net inflows over the past eight days, with a peak single-day inflow of 120 million yuan, totaling 504 million yuan, and reaching a new high in scale of 1.68 billion yuan [3] - The ByteDance Volcano Engine announced new pricing models and an "AI Savings Plan" at its conference, which could help enterprises save up to 47% on usage costs [3] - The Volcano Engine is rapidly growing as a dark horse in the cloud computing sector, leveraging its technological advantages and ecosystem [3] Group 3 - As of December 18, 2025, the Huaxia ChiNext AI ETF has achieved a net value increase of 89.94% over the past six months, ranking first among comparable funds [4] - The ETF's highest monthly return since inception was 37.61%, with a maximum consecutive monthly increase of 93.37% [4] - The management fee for the Huaxia ChiNext AI ETF is 0.15%, and the custody fee is 0.05%, making it the lowest among comparable funds [4]