Core Viewpoint - The market experienced a downturn on December 3, with the ChiNext index seeing significant drops, while the cultivated diamond sector surged, indicating a shift in investor interest towards this emerging industry [1] Industry Developments - The 2025 Cultivated Diamond Industry Conference will be held in Zhengzhou from December 5 to 6, featuring the unveiling of the "Henan Province Cultivated Diamond Promotion Center" aimed at creating an integrated service ecosystem covering inspection, trading, design, and brand incubation [1] - Approximately 30 key projects in the industry chain are expected to be signed at the conference, with a total investment of no less than 15 billion yuan, focusing on strengthening and extending the industry chain [1] - The conference will also release the "2025 Cultivated Diamond Industry Development Report," which will analyze global industry chains, market supply and demand, and consumption trends, providing crucial insights for industry decision-making and development [1] Market Trends - According to Zhongyuan Securities, traditional demand in the sector is contracting, while functional diamonds are gaining traction, indicating a shift in market dynamics [1] - The demand for traditional superhard products is under pressure, leading the industry into a downward cycle; however, continuous technological breakthroughs in functional diamonds are opening new growth opportunities [1] - Diamond/copper composite materials, particularly for high-end chip cooling applications, are identified as a key development direction and potential growth point for the industry in the short term [1]

Market Overview - High dividend assets strengthened, with the coal sector leading the gains, while banking, electricity, and transportation sectors also performed actively [1] - As of the morning close, the Shanghai Composite Index fell by 0.09%, the Shenzhen Component Index decreased by 0.19%, and the ChiNext Index dropped by 0.5% [1] Individual Stock Performance - Hai Xin Food (002702) hit the daily limit, marking its sixth consecutive rise, with the company confirming no major changes in its fundamentals [2] - Tianpu Co. (605255) resumed trading and saw a morning increase of 7.12%, after a significant rise of 451.8% from August 22 to November 27, indicating potential trading risks [4] - Xin Ke Materials (600255) initially dropped over 1% but then surged to hit the daily limit, with over 740,000 shares still on the limit order at midday [4] Cultivated Diamond Sector - The cultivated diamond sector saw significant gains, with stocks like Sifangda (300179) and Huifeng Diamond rising sharply [7] - The cultivated diamond industry conference is set to take place on December 5-6, 2025, in Zhengzhou, aiming to establish a comprehensive service ecosystem and sign key projects with a total investment of no less than 15 billion [11] - The cultivated diamond sector has been active this year, driven by technological breakthroughs and new application scenarios, particularly in high-function materials for strategic industries [11] Industry Insights - Traditional superhard product demand is under pressure, but ongoing technological advancements in functional diamond materials are opening new growth opportunities [12] - Diamond/copper composite materials for high-end chip cooling are seen as a key development direction, with increasing recognition from downstream customers [12]