Group 1 - The article discusses the updated OVS indicator, which is essential for defining blue-green diamonds and volume riding points, and emphasizes the importance of using PV2, PV3, and OV3 for identifying momentum values [1][2] - Despite a strong market performance, the article suggests that low-buying strategies are more reliable, with recent operations yielding satisfactory results [1] - The article highlights two lithium mining stocks that have recently shown green diamonds, indicating potential investment opportunities [3] Group 2 - The article advises sticking to familiar and manageable trading patterns, noting that the logic behind rapid volume reduction is clearer and more reliable [4] - It mentions that there are signals in liquid cooling technology, although there are concerns about uncertainty due to high turnover rates, citing specific stocks like Strong瑞技术 that experienced volatility [4] - The article also references Linyi Smart Manufacturing, which showed signals but lost them after breaching certain constraints, indicating ongoing emergence of high transaction volume models [6]