沪指，10连阳！这一板块，午后爆发

Market Overview - The A-share market showed mixed performance on December 30, with the Shanghai Composite Index achieving a 10-day winning streak, closing at 3965.12 points, down slightly by 0.16 points [4] - The Shenzhen Component Index rose by 0.49% to 13604.07 points, while the ChiNext Index increased by 0.63% to 3242.9 points [4] - Total trading volume in the A-share market exceeded 2 trillion yuan, reaching 2.16 trillion yuan, a slight increase from the previous trading day [4] Sector Performance - The oil and petrochemical sector led the gains, also achieving a 10-day winning streak, with significant increases in stocks such as China National Offshore Oil Corporation, which rose by 3.18%, and Sinopec, which increased by 2.67% [6] - The automotive supply chain sector experienced a strong rally in the afternoon, reversing earlier losses, with multiple stocks hitting the daily limit, including Shanzi Gaoke and Wanxiang Qianchao [6][7] Individual Stock Highlights - Notable stock performances included Hengbo Co., which rose by 11.95% to 155.71 yuan, and Shanzi Gaoke, which increased by 10.11% to 4.03 yuan [7] - Over 1800 A-shares rose, with more than 60 stocks hitting the daily limit, indicating strong market activity [8] Hong Kong Market - The Hong Kong market showed a positive trend, with the Hang Seng Index rising by 0.86% to 25854.6 points and the Hang Seng Technology Index increasing by 1.74% to 5578.38 points [11] - Notable performers included Baidu Group, which surged by 8.9%, and SMIC, which rose by 4.24% [11] - The stock of Yujian saw a significant increase of 13.45% following the announcement of plans for an A-share listing [12]