About Us

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Qingdao Great Steel Machin 国产 亚洲 中文字幕 久久网 ; Machining Co 国产 亚洲 中文字幕 久久网 td.(GSMM)  w 国产 亚洲 中文字幕 久久网 as founded 欧美z0z0变态人禽交 in 1 欧美z0z0变态人禽交 987, locat 亚洲va中文在线播放 ed in Q 亚洲va中文在线播放 ingdao City, Sh 亚洲另类国产综合小说 andong 亚洲另类国产综合小说 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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