碳纤维为何最近火了？| 1229 张博划重点

Market Performance - On December 29, the three major indices showed mixed results, with the Shanghai Composite Index slightly rising, marking a nine-day consecutive increase, while the ChiNext Index fell over 1% at one point [1] - The total trading volume in the Shanghai and Shenzhen markets was 2.14 trillion yuan, a decrease of 20.9 billion yuan compared to the previous trading day [1] - By the market close, the Shanghai Composite Index rose by 0.04%, the Shenzhen Component Index fell by 0.49%, and the ChiNext Index declined by 0.66% [1] Sector Performance - The top-performing sectors included aerospace, robotics, carbon fiber, digital currency, and cloud computing data centers, with notable increases in their respective indices [2] - The aerospace sector showed a significant rise, with the index increasing from 29 to 30 over the week [2] - Robotics also demonstrated strong performance, with its index rising from 22 to 24 during the same period [2]