Our development depends on the advanced equipment, excellent talents and continuously strengthened technology forces for Custom Made Special Shape Nanocrystalline Core, Amorphous Gap Core , Planar Transformer Cores , U-Shaped Magnetic Core ,Silicon Steel Toroidal Core . Our highly specialized process eliminates the component failure and offers our customers unvarying quality, allowing us to control cost, plan capacity and maintain consistent on time delivery. The product will supply to all over the world, such as Europe, America, Australia,Manila, Mexico,Durban, South Africa.We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information if you have any questions. We are glad to work for every client.