Core Viewpoint - Defu Technology (301511) has successfully achieved stable mass production of its self-developed 3um ultra-thin carrier copper foil, marking a significant step in domestic substitution for this product [1] Company Summary - The company has reported that it is now supplying the 3um ultra-thin carrier copper foil in bulk, indicating a successful transition to domestic production [1] - Defu Technology has also engaged with over 10 new customers for sample verification, suggesting a growing interest and potential market expansion for its products [1] Industry Summary - The development of domestic alternatives in the copper foil market is crucial for reducing reliance on imports, which aligns with broader industry trends towards localization and self-sufficiency [1]
德福科技：公司自主研发的3um超薄载体铜箔已批量稳定供货