Électricité Et Électronique / Serbie Demandes

I am interested in manufacturers of passive network (reck, cable, moduls...)

I need more informations about companies or exporters for plastic electric boxes , panaels, for homes and industry which fixed in wall and on wall.

Please give me the price for 500pcs of LED panel 600x600, 40w-45w, 5000-6000K.