温州宏丰：年产5万吨铜箔生产基地项目主要生产车间已经竣工验收投入使用

Core Viewpoint - The company has made progress in its copper foil production project, with the first phase of the ultra-thin lithium battery copper foil line in operation, although it has not yet reached full production capacity [1] Group 1: Production Status - The main production workshop of the 50,000-ton copper foil production base has been completed and is in use [1] - The first phase of the 4-6 micron high-performance ultra-thin lithium battery copper foil production line has been launched, but it is still in the ramp-up phase and has not yet achieved full production [1] - The PCB copper foil production line is under construction as planned, with progress being made smoothly and efforts to accelerate advancement [1]