Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" as well as the theory of "quality the basic, have confidence in the very first and management the advanced" for Transmitter Optical, Modulator Digital Headend , 1550 Nm Erbium Doped Fiber Amplifier , Radio Tv Broadcasting Equipment ,01l 1 Output Outdoor Catv Trunk Amplifier . Customer satisfaction is our main goal. We welcome you to establish business relation with us. For further information, please don't hesitate to contact with us. The product will supply to all over the world, such as Europe, America, Australia,Hongkong , Russia ,Singapore , Nigeria .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 and we will offer you competitive price list then.