Today, the Science and Technology Innovation Board 50 index fluctuated throughout the day, closing up 0.05% at 718.37 points. On the market, the photovoltaic sector led the rise, Shichuang Energy reached the limit-up, Goodwe Power Supply Technology Co.,LTD. rose over 11%, Ailu Energy rose over 7%, Arctech Solar Holding and Hemai Stock rose over 4%. The biological product sector was active throughout the day, with Bailingtan Heng and Remegen Biological Rising over 6%, Haichuang Pharmaceutical and Innotek rising over 5%, Yakang Biological and Zhixiang Jintai and other stocks rising. Most of the semiconductor sector fell, with Zhenhua Funglow, Kangxitong Communication, and Lixen Microelectronics dropping more than 4%, and Zhongke Lanxun, Zhenlei Technology, and Tiande Yuyue dropping more than 3%.