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Yantai Yunsheng Petroleum Machine Accesssories Co., Ltd
Yantai Yunsheng Petroleum Machine Accessories Co. Ltd., founded in 2005, is a professional manufacturer of API Spec 11B Sucker Rod Couplings, including Spray Metal coupling, class T Sub OD coupling. ...
Address:No.26 Road,Shengquan Indusitral Park,Laishan district,YantaiBusiness type:Manufacturer,Exporter,Distributor,Wholesaler/Retai
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