Xin Hua Cai Jing·2026-01-20 07:55Core Viewpoint - The Sci-Tech Innovation 50 Index experienced a decline of 1.58% on January 20, closing at 1482.99 points, with a trading volume of approximately 97.76 billion yuan [1]. Group 1: Market Performance - The majority of stocks on the Sci-Tech Innovation Board fell, with 168 stocks rising and the average decline for 600 stocks being 1.19% [2]. - The average turnover rate for the stocks was 3.74%, with a total trading volume of 299.3 billion yuan and an average volatility of 5.18% [2]. Group 2: Sector Performance - Semiconductor and transportation equipment stocks showed active performance, while software services, biopharmaceuticals, and healthcare stocks had the largest declines [2]. Group 3: Individual Stock Performance - Zhongwei Semiconductor led the gainers with a rise of 19.99%, while Pinggao Co., Ltd. had the largest drop at 11.63% [3]. Group 4: Trading Volume - Cambricon Technologies had the highest trading volume at 11.95 billion yuan, while ST Pava had the lowest at 910.4 thousand yuan [4]. Group 5: Turnover Rate - Xinzhong Technology recorded the highest turnover rate at 22.82%, while Longteng Optoelectronics had the lowest at 0.23% [5].