... Advanced equipment Final pcb functional testing 20years experience solar panel PCB Welocme to tianweisheng, We are professional pcb ... .Honesty credibility in china’s top.3.Competest price but high quality.4. One-stop service.5 ... ,Aluminum material, Taconic ,94V03Board thickness0.2mm-7mm4Max panel size630mm*520mm5Min.drilled hole size0.25mm6min.line width0. ... area of 7,000 square meters. solar panel PCB