Interfab Electronics [I] Pvt. Ltd. Manufactures Multilayer Printed Circuit Board Assembly. Interfab Electronics [I] Pvt. Ltd. Is an ISO 9001:2000 certified company that supplies Printed Circuit Board Assemblies, Hybrid Micro Circuits, Surface Mount Technology [SMT], PCB Assemblies, etc. The Multilayer Printed Circuit Board Assembly is made from led diode and substrate and available in customized sizes. The Multilayer Printed Circuit Board Assembly caters to the usage of lighting purposes, illumination industry, and used in display sign board.