工程机械板块震荡走高，南方路机创新高

Group 1 - The engineering machinery sector is experiencing a significant upward trend, with Southern Road Machinery (603280) reaching a new high [1] - Shanhe Intelligent (002097) has achieved four consecutive trading limit increases, while Tuoshan Heavy Industry (001226) has seen two consecutive limit increases [1] - Hengli Drilling Tools has risen over 15%, also reaching a new high, with other companies like Tietuo Machinery, Liugong (000528), Changling Hydraulic (605389), Shantui (000680), and Fushite (301446) following suit with price increases [1] Group 2 - Dark pool funds are flowing into these stocks, indicating increased investor interest [2]