沃尔核材：正在积极推进下一代448G单通道高速线的样品开发工作

Core Viewpoint - The company is actively advancing the development of the next-generation 448G single-channel high-speed line samples [1] Group 1 - Investors inquired about the progress of the 448G high-speed line testing [1] - The company responded positively regarding the ongoing development efforts [1]