About Us

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Qingdao Great Steel Machin 精品国产人妻自在现线拍 ; Machining Co 精品国产人妻自在现线拍 td.(GSMM)  w 精品国产人妻自在现线拍 as founded 免费大片av手机看片 in 1 免费大片av手机看片 987, locat 种子搜索神器 ed in Q 种子搜索神器 ingdao City, Sh 国产国产成年在线视频区 andong 国产国产成年在线视频区 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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