Optical fiber patch cord We have six product lines for The patch cord , the monthl output of ends is 300000,such as LC /PC/APC, SC/PC/APC ST/PC, FC/APC/PC ,MTRJ . the 70% of our patch crod is passed 3D . upc insertion loss is low 0.2dB, returntion loss is low -50dB; APC insertion loss is low 0.2dB, returntion loss is low -60dB. our every patch cord is tested by strict and make sure quality is very good. Of course our price is better than other factory because our connector housing is producted by o ourselves . I love to sent sample to you if you want to it .