Group 1 - The A-share semiconductor equipment stocks collectively rose, with notable gains including a 20% increase for Xinyuan Microelectronics, over 14% for Kema Technology, and over 12% for Pioneer Precision [1] - Several companies, including Xinyuan Microelectronics, Kema Technology, Zhongwei Company, and others, reached historical highs [1] - The overall market sentiment in the semiconductor sector appears positive, as indicated by the MACD golden cross signal formation [2] Group 2 - Xinyuan Microelectronics (688037) had a market cap of 38.5 billion and a year-to-date increase of 28.47% [2] - Kema Technology (301611) reported a market cap of 49.7 billion with a year-to-date increase of 33.03% [2] - Zhongwei Company (688012) had a significant market cap of 222.8 billion and a year-to-date increase of 30.50% [2]