科创50指数涨超1%，寒武纪涨超7%

Core Viewpoint - The Sci-Tech Innovation 50 Index increased by over 1% on December 29, indicating a positive market trend in the technology sector [1] Group 1 - The stock of Cambrian (寒武纪) rose by over 7%, reflecting strong investor interest and potential growth in the AI chip market [1] - Semiconductor Manufacturing International Corporation (中芯国际) saw its shares increase by over 2%, suggesting a favorable outlook for the semiconductor industry [1] - Hua Hong Semiconductor (华虹) also experienced a rise of over 2%, indicating positive market sentiment towards semiconductor companies [1]