Mining the 21st century to emerge as a "leading world-class Companie" will be PPI Inc.We based on fundamental technology for PLC (Planar Lightwave Circuits).We produce optical power splitters and Arrayed Waveguide Grantings, the core components for the door-to-door hight speed network, FTTH network."A service for customers is satisfaction and happiness."If you have any additional requires or questions about specification, please feel free to ask me anything to match your order.Because we just dispay our standard products. :)