20cm速递|创业板50ETF国泰（159375）涨超2.8%，科技成长板块中长期获政策支撑

Group 1 - The core viewpoint of the article emphasizes that the 20th Central Committee's Fourth Plenary Session will highlight the main theme of technological innovation and industrial upgrading, with continuous policy support expected for areas like artificial intelligence, providing medium to long-term support for the technology growth sector [1] - Over 80% of companies have shown positive earnings forecasts in their Q3 reports, indicating a continued recovery in corporate profits, and leading technology firms still possess significant investment value after digesting valuation pressures [1] - With policy catalysts and profit improvements, the technology growth sector may enter a new round of market performance [1] Group 2 - The Guotai ETF (159375) tracks the ChiNext 50 Index (399673), which has a daily fluctuation limit of 20%, and selects 50 stocks with large market capitalization and excellent liquidity from the ChiNext market, focusing on strategic emerging industries such as information technology, new energy, and biomedicine [1] - The index's constituent stocks are highly concentrated in sectors such as power equipment, pharmaceuticals, and electronics, reflecting the overall performance of listed companies in the ChiNext market that exhibit high innovation and growth potential [1]