瑞丰高材：子公司瑞丰玥能的吨级黑磷中试装置已经进入设备安装阶段，预计于本月底完成

Group 1 - The company has confirmed that its subsidiary, Ruifeng Yuanneng, has entered the equipment installation phase for its ton-level black phosphorus pilot plant, which is expected to be completed by the end of this month [1] - The core technology and equipment for the black phosphorus production line are independently designed by the company, utilizing proprietary non-patented technology [1] - The battery binder SBR product is currently in the testing phase with some downstream customers, focusing on improving quality and performance indicators [1] Group 2 - The new business initiatives are still in the early stages of industrialization, which may face uncertainties related to construction, research and development progress, and market promotion [1]