twin ring wire
  stable quality running on automatic wire binding machine;
competitive price, same good binding present;color more beautiful;fast delivery;a variety of packaging;free mix container at ningbo port;strict quality control, each carton traceable;type: 3:1 and 2:1 pitch;  
pattern: nylon coating;  
grade: non-toxic;    
color: black, white, silver, red, blue, golden, bronze…;  
length: precut box and spool…
quality and cost control:
 manufacture start from nylon coated book binding wire, wire forming machinery and twin ring wire; according the product serial number can tracking the entire production action;product inspection, workers, equipment manager is responsible for quality with rewards and punishments system;localization.

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宁波奥北实业有限公司
沈经理
13958345321