集体调整，钯期货，罕见跌停

Group 1 - Domestic precious metals experienced a collective adjustment after a period of significant price increases, with some futures contracts hitting rare limit-downs [2][13] - The A-share market showed mixed performance, with the Shanghai Composite Index up by 0.29% while the ChiNext and Sci-Tech 50 indices declined [4] - The defense and military industry sector led the market, with gains exceeding 2%, and several stocks, including Guolian Aviation, hitting the daily limit [6] Group 2 - Palladium futures on the Guangzheng Exchange saw a limit-down of 9.99%, marking the first time this has occurred since its listing, following a nine-day consecutive rise [13] - Platinum futures also experienced a significant drop, with intraday declines exceeding 9% before narrowing [15] - Gold futures on the Shanghai Futures Exchange adjusted with an intraday drop nearing 1%, after previously reaching a historical high [15] Group 3 - A new stock, Jiangtian Technology, debuted and surged over 230% by midday, focusing on label printing products for high-end consumer brands [8][11] - Jiangtian Technology's products include non-dry adhesive labels used in various consumer sectors, and the company has established long-term partnerships with renowned brands [11]