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ISO 14001:2004
Sandong Metal Industry Co., Ltd. (SMI Co., Ltd.)
683-6, Naksan-ri, Waegwan-eup, Chilgok-gun, Gyeongsangbuk-do 718-802 Korea
TEL : 82 - 54 - 9772250 Fax : 82 - 54 - 9776900 E-mail : sdhitec@gmail.com 
COPYRIGHTⓒSANDONG METAL INDUSTRY ALL RIGHTSRESERVED.
| wellhead | plug valve| choke valve | oil industry | API | swivel joint | pup joint | hammer union | choke manifold | flow control products | christmas tree equipment | ball valve | adapter |