Today, the SSE science and technology innovation board 50 index fell 1.33% to 662.34 points. On the market, only 17 stocks rose. The biopharmaceutical sector declined, with Namyi Technology and Huaheng Biology falling over 6%, and Yakang Biology, Jenkem Technology, and Saintnop Bio falling over 4%. The medical equipment sector performed weakly, with Shenzhen Lifotronic Technology and Nanjing Vixie Medical Technology falling over 5%, and Kangzhong Medical and Xiangyu Medical falling over 4%. The photovoltaic sector performed collectively poorly, with Micro Nano Lead and Polymeric Materials falling over 6% and Goodwe falling over 5%.