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new concept for maintenance     more
 Big Errors for Cleaning
  Fiber Coupler Traits
  Problems on the Cable
 New Service Commission
customer applications            more
 Instance of FTN450 3D adjustable microsc...
 Instance of Cleaning Mistakes
selected fiber devices          more
 Premium Testing Meters
 Project for Cleaning

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 Patents Reserved
　
　
　　　

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  Address:F3 Building 90,Jianshang Estate,Longhua,Shenzhen,China  518109 
  E_mail:etn@szetn.com 
  TEL: 86-755-83166827/83166837    FAX: 86-755-28234710