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Qingdao Jianxin Ring Gear Co., Ltd
Add: No. 14 Binhai Road, Qingdao,China
Tel : 0532-84823370   0532-84812377
Fax: 0532-84812377
URL: http://www.jianxin-gear.com
E-mail: info@jianxin-gear.com
 
 
   
 
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