We are the manufacturer of the items about optical telecommunication equipment. Please visit our website to know more about us:www.gdzenith.com.
Kindly contact me if any questions. It is our pleasure to be on service of you!
Thanks and best regards,
Wang

Sales representative
Add: Technology Lane 20th, Lingxia Industrial, Shishuikou Village,Qiaotou Town,Dongguan City
Tel:0086-769-87123060
Fax:0086-769-87123061
Mail:jesse80@foxmail.com
Web:www.gdzenith.com