2 1 Shi Ji Jing Ji Bao Dao·2026-01-07 04:03Market Overview - The Shanghai Composite Index rose by 0.29%, the Shenzhen Component increased by 0.35%, and the ChiNext Index gained 0.41% during the early trading session [1]. Sector Performance - The photolithography concept stocks surged, with Guofeng New Materials achieving two consecutive trading limits in three days, while Nanda Optoelectronics and Tongcheng New Materials also hit trading limits [2]. - The controlled nuclear fusion concept showed strong activity, with Wangzi New Materials achieving three trading limits in four days, and China First Heavy Industries, China Nuclear Engineering, and China National Machinery Industry Corporation hitting trading limits [2]. - The brain-computer interface concept continued its strong performance, with Innovation Medical and Nanjing Panda both achieving three consecutive trading limits [2]. - Semiconductor equipment stocks were notably active, with Zhongwei Company and Northern Huachuang reaching historical highs [2]. - Power grid equipment stocks showed resilience, with Sanbian Technology and China Xidian hitting trading limits [2]. Declining Stocks - Oil and gas stocks underperformed, with China National Offshore Oil Corporation experiencing a decline [3]. Trading Volume - The total trading volume in the Shanghai and Shenzhen markets reached 1.84 trillion yuan, an increase of 53.8 billion yuan compared to the previous trading day [3]. Individual Stock Highlights - Zhongji Xuchuang had a trading volume exceeding 12.6 billion yuan, leading the market, followed by Aerospace Development, Goldwind Technology, and Blue Ocean Media with significant trading volumes [4].