About Us

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Qingdao Great Steel Machin 成年性色生活片av ; Machining Co 成年性色生活片av td.(GSMM)  w 成年性色生活片av as founded 欧美潮喷videosvideo in 1 欧美潮喷videosvideo 987, locat 久久66热这里只有精品 ed in Q 久久66热这里只有精品 ingdao City, Sh 免费人成在线观看视频 andong 免费人成在线观看视频 Province, P.R.China. 

With over 30 years experience, GSMM is proud to be a famous supplier in farmland irrigation  facilities, electric transmission and  distribution, wireless communications, lighting and traffic  structures, etc. For now, GSMM has built two plants to provide a variety of carbon steel, stainless steel cutting processes, welding processes , punching and drilling processes, and surface treatment processes.


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