Flexible Printed Circuits (FPCs), commonly known as Flexible PCBs, have revolutionized modern electronics by offering a bendable, lightweight alternative to traditional rigid boards. Made from polyimide (PI) or polyester (PET) base materials, FPCs allow for 3D wiring and high-density packaging, making them indispensable for smartphones, wearables, medical devices, and automotive systems. Step 1: Material Preparation (Laminate...











