Dear Sir, YIC founded in 1994,H/Q in Taiwan,factory in China,ISO-9001/14001 certified,produce 180Mpcs of the Frequency Components annually,investor PANRAM is listed on the Taiwan Stock Exchange,stock# 8088. **Product Range: 1.GPS Products-GPS Receiver & Module,G-Mouse,GPS Antenna,GPS Frequency Components 2.Frequency Control Products-Crystal,Oscillator,TCXO,OCXO,RTC,Resonator & Filter,SAW,MCF **Why prefer YIC: 1.Completed Frequency Components solution & over 3,000 items available. 2.High quality & cost effective--Major customers include Acer,Delta,Foxconn,Liteon,Panasonic,...... 3.Advantage production--Inside crystal bar cutting,also one of smd-KHz-Crystals supplier in the world. 4.Free charge to adjust customer PCBA oscillation circuit within 48Hrs. Pls visit our web. at www.yic.com.tw & feel free to contact us asap.