新股周报：12月份三大板块新股首日涨幅和开板估值呈现不同程度的下降

Investment Rating - The report does not explicitly state an investment rating for the companies discussed [2][18]. Core Insights - The new stock market activity has increased, with December seeing a decline in the first-day gains and opening valuations of new stocks across major boards [5][32]. - The report highlights key new stocks that have been listed recently, including 佳驰科技 (Jiachi Technology) and 先锋精科 (Pioneer Precision) [5][59]. - The report indicates that the first-day opening valuations for new stocks have generally decreased, with the overall market showing signs of volatility [5][61]. Summary by Sections Section 1: New Stock Market Activity - In December, the first-day gains and opening valuations of new stocks on the main board decreased, with 17 stocks recording positive gains, accounting for 39.53% of the total [5][15]. - The report notes that the first-day opening valuation for the main board was 33.72 times earnings, a decrease from previous months [5][68]. Section 2: Key New Stocks - The report lists several key new stocks that have been recently issued, including 钧崴电子 (Junwei Electronics) and 思看科技 (Sikan Technology), which are expected to perform well in their respective markets [47][71]. - 钧崴电子 focuses on precision resistors and fuses, with a projected fundraising of 6.44 billion yuan [54][71]. - 思看科技 is a leading player in the industrial-grade 3D visual digitization market, serving numerous high-profile clients [75][78]. Section 3: Market Trends and Valuations - The report indicates that the TTM-PE (trailing twelve months price-to-earnings ratio) for new stocks on the 科创板 (Star Market) increased to 39.09 times in December, while the first-day gains decreased to 433.38% [61][68]. - The report also highlights that the market for 3D visual digitization products is expected to grow significantly, with a projected compound annual growth rate of 26.6% from 2022 to 2027 [56][78].