[Afternoon Commentary: The Science and Technology Innovation 50 Index rose 2.35% in half a day, and computing power chip stocks collectively strengthened] On November 12, the market collectively rose and fell, and the GEM index fell again during the session, after rising by nearly 2%. The half-day turnover of the Shanghai and Shenzhen stock markets was 1.22 trillion, which was 293.1 billion higher than the previous trading day. More than 2,900 stocks across the market fell. On the market, the semiconductor industry chain is active, with computing power chip Tianpu shares rising to three consecutive boards, Cambrian rising nearly 10%, and Suiyuan Technology rising more than 12% to hit a new high since its listing; the gas sector has been active repeatedly, with Oriental Huanyu having four consecutive boards and Hongtong Gas hitting its daily limit; robotics Fenglong shares having four consecutive boards, Xiangyang Bearing having three consecutive boards, and Rifa Precision Machinery having two consecutive boards; retail Guangbai shares and Ningbo Zhongbai Shuang both having their daily limit. On the downside, the concept of precious metals weakened, with Shanjin International, Chifeng Gold, Western Gold, Shandong Gold, etc. falling one after another. As of the close, the Shanghai Stock Exchange Index rose 0.2%, the Shenzhen Component Index rose 0.06%, and the ChiNext Index rose 0.06%.