诺德股份：固态电池用铜箔尚未形成规模效应；罗马仕充电宝3C证书被大批撤销 | 新能源早参

Group 1 - Nord Co. announced that its revenue from copper foil business applied in solid-state battery field accounts for less than 1% of total revenue, indicating minimal impact on overall performance [1] - The company has launched double-sided nickel-plated copper foil suitable for semi-solid/solid-state battery technology, with small batch samples sent to leading battery companies for testing [1] - The competitive landscape in the solid-state battery market is intense, and future contributions from this business area remain uncertain [1] Group 2 - Saiwu Technology reported the completion of a share reduction plan by Yinhang Investment, which reduced its holdings by 13.09 million shares, representing 2.99% of the total share capital [2] - The reduction price ranged from 8.44 yuan to 10.80 yuan per share, totaling 122 million yuan, indicating significant recent stock price volatility [2] - This share reduction may influence market sentiment, and investors should monitor the subsequent stock price trends [2] Group 3 - Roma Technology faced a large-scale revocation of 3C certifications for its fast-charging power banks, leaving only a few certifications related to chargers and sockets [3] - The revocation suggests potential issues with product quality or compliance, which could affect consumer trust in the company's products [3] - Investors should pay attention to the implications for the company's reputation and market share, as well as how the company addresses this challenge [3]