Our firm aims to operating faithfully, serving to all of our consumers , and working in new technology and new machine continually for COB PCB Board, Single Sided Printed Circuit Board , Led Metal Core PCB , Circuit Board Asembly Services , All prices depend upon the quantity of your order; the more you order, the more economical the price is. We also offer good OEM service to many famous brands. To become the stage of realizing dreams of our employees! To build a happier, much more united and far more professional team! To reach a mutual profit of our clients, suppliers, the society and ourselves for COB PCB Board, Most problems between suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question items they do not understand. We break down people barriers to ensure you get what you want to the level you expect, when you want it. Faster delivery time and the product you want is our Criterion .