创业板指，突破2800点！

Group 1 - The A-share market experienced a rally on August 27, with the ChiNext Index surpassing the 2800-point mark, reaching a recent high [1] - Notable stocks that surged included Zhongke Chuangda (300496) with a rise of 15.37%, Changchuan Technology (300604) up by 13.62%, and Xinyi Sheng (300502) increasing by 11.90% [2] - The strong performance in sectors such as new energy, innovative pharmaceuticals, optical modules, and electronic communications contributed to the ChiNext Index's upward trend, reflecting an improved risk appetite in the A-share market since September 24, 2024 [1][3] Group 2 - The market is entering a valuation expansion cycle, with certain sectors like biomedicine, power equipment, and new energy showing signs of recovery [3] - Despite a rise in July, the ChiNext remains undervalued, indicating potential investment opportunities [3]