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Shanxi Yida Special Steel Group Co., Ltd.


No 9 , Hongyeli , Yifenyuan ,Taiyuan , Shanxi , China
Tel : + 86-351-6280577
Fax : + 86-351-6281608
www.yidadrillcollar.com
E-mail : sales@yidadrillcollar.com


Yida Special Steel Group Limited Corp.

3845 Cypres Creek Parkway Ste 319

Houston, TX 77068

Tel : 866-866-2812

E-mail : ussales@yidadrillcollar.com


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