Fiber communication sales and services
    Add: Advanced Optronic Devices Co.,Ltd.
             East Yuqing Street
             High-Tech Development Zone
             Weifang,Shandong 261061
            China   
    Tel: +86-536-2221098
    Fax: +86-536-2221028
    E_mail: sales@aodevices.com

  Shenzhen office:
  Tel: 013925237416
   E-mail:  xianghua@aodevices.com
   Add: Room 705,Unit 2, Building 3,Zhongshan Garden,Shenzhen,Guangdong
            China