硅能源板块持续拉升，*ST新元20cm涨停

Group 1 - The silicon energy sector is experiencing a significant rally, with *ST Xinyuan (300472) hitting a 20% limit up, and Daqo Energy rising over 7% [1] - Other companies such as Oujing Technology (001269), Tongwei Co., Ltd. (600438), and Dongyue Silicon Material (300821) are also seeing gains [1] - Previously, the main contract for polysilicon on the Shanghai Futures Exchange has seen its increase expand to 5% [1] Group 2 - There is a notable influx of dark pool funds into these stocks, indicating strong investor interest [1]