EL tester |solar testing machine |solar panel making machine
https://youtu.be/pY2bRYod5Ps Function: Solar cell module in the slice, diffusion, welding, framing and other processes may cause process contamination, hiding cracked, debris, broken fences, low efficiency and so on; the invisible defects will affect the conversion efficiency, shorten working life, reduce the quality of brand, impact corporate reputation and cause huge losses to the enterprise. Item…