2 1 Shi Ji Jing Ji Bao Dao·2025-05-17 13:33Market Overview - A-shares experienced an overall increase in the past week (May 12 - May 16), with the Shanghai Composite Index closing at 3367.46 points, up 0.76% for the week [2] - The Shenzhen Component Index closed at 10179.6 points, up 0.52%, while the ChiNext Index closed at 2039.45 points, up 1.38% [2] - 52% of stocks saw gains during the week, with 122 stocks rising over 15% and 20 stocks declining over 10% [2] Top Performing Stocks - Heng Er Da (300946.SZ) led the weekly gainers with a remarkable increase of 95.93%, followed by Guo Hang Yuan Yang (833171.BJ) with an 89.30% rise [4] - Other notable gainers included Cheng Fei Ji Cheng (002190.SZ) and Li Jun Co., Ltd. (002651.SZ), both achieving over 58% weekly growth [4] Company Acquisition - Heng Er Da announced the acquisition of SMS Maschinenbau GmbH's high-precision CNC grinding business for €850,000 (approximately 69.36 million RMB), funded through self-owned or raised capital [8] - The acquisition aims to enhance the company's product matrix in intelligent CNC equipment and improve overall technical capabilities [10] Company Performance - As of May 16, Heng Er Da's stock price reached 80.00 RMB per share, with a total market capitalization of 9.6 billion RMB [6] - The company plans to collaborate with SMS's existing team to localize production in China, focusing on the development and industrialization of rolling function components [9] Underperforming Stocks - ST Lingnan (002717.SZ) was the worst performer, with a weekly decline of 22.75%, attributed to significant financial losses and operational challenges [12] - The company reported a revenue drop of 59.55% year-on-year, with a net loss of 984 million RMB, exacerbated by issues related to fund occupation by the former actual controller [15][16]