A股，新纪录诞生

Core Viewpoint - The stock of Shangwei New Materials has achieved a remarkable performance, with a continuous rise of 20cm limit up for nine consecutive trading days, setting a new record in the A-share market with a cumulative increase of over 400% [1][3]. Group 1: Stock Performance - Shangwei New Materials opened with a 20cm limit up and maintained this status until the close, with a closing price of 40.16 yuan per share and a market capitalization of 16.2 billion yuan [1]. - The stock has surpassed the previous record of eight consecutive 20cm limit ups held by AVIC Chengfei, which occurred from February 2 to February 13, 2023, with a cumulative increase of 416.2% during that period [3]. Group 2: Catalyst for Stock Surge - The surge in stock price was triggered by an announcement on July 8, where Shangwei New Materials revealed plans for a change in control through a combination of agreement transfer and tender offer, involving the establishment of a holding platform by Zhiyuan Robotics and its core team [3][6]. - If the transaction is completed, the controlling shareholder will change to Shanghai Zhiyuan Hengyue Technology Partnership, with the actual controller being Deng Taihua [6]. Group 3: Company Background - Shangwei New Materials, listed on the Sci-Tech Innovation Board since September 28, 2020, focuses on the research, production, and sales of new materials, and is a major supplier of environmentally friendly corrosion-resistant resins globally [8]. - The company has responded to market concerns regarding its connection to the robotics business, stating that its thermosetting resins are primarily used in industrial robots, while humanoid robots typically use thermoplastic resins [8].