帝尔激光(300776.SZ)：目前激光钻孔业务处于测试中，暂未实现收入

Core Viewpoint - The company has a strong technical foundation in ultrafast solid-state laser technology and is expanding its application in the PCB industry through laser drilling technology development [1] Group 1: Technology Development - The company has significant technical accumulation in ultrafast solid-state laser technology [1] - The focus is on the development of laser drilling technology, driven by the demand for high-density multilayer boards in the PCB industry [1] - The company is leveraging its previous work in MWT battery perforation technology and ongoing research in TGV micropore technology [1] Group 2: Business Status - The laser drilling business is currently in the testing phase and has not yet generated revenue [1]