We search solution for uniform illumination of stretch ceiling.Well, we need PCB or complete solution There is specification for complete solution:-Aluminium based waterproof board-Dimension 360x360mm-36 LEDs like 5050 smd, appr 12-15lm per LED-Led spacing 60 mm (30mm from edge)(in attach file ledProject.jpg probable solution - 4 board connected by two wire Red & Blue)There is specification for PCB only:-Aluminium base 1.5 -1.7mm-copper layer thickness about 0.35mm-white color maskQuantity: Periodical orders from 100 to 1000PCSPLEASE SEE ATATCHED FILES!Country:Russia