Today, the SSE Science and Technology Innovation Board 50 index fell by 0.62%, closing at 754.26 points. On the trading floor, Yubang Power rose more than 15%, Jinguang Electric rose more than 10%, Jinpan Technology and Kehui Stock rose one after another. The recent IPOs have divergent trends, Kaiwitt Technology hit the limit up, Eisen Stock and Shichuang Energy rose more than 7%; Zhuojin Stock fell more than 11%, Zhixiang Jintai and Cdaming fell more than 9%, Olai New Material fell more than 7%. The semiconductor and photovoltaic sectors generally fell, Poly Materials, Micro Nano and Goodwe Power Supply Technology Co.,Ltd. fell more than 6%, Chipbond Technology fell more than 6%, Biel Crystal, Memsensing Microsystems(Suzhou, China)Co.,Ltd. and Chipmos Technologies fell more than 5%.