About Us

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Qingdao Great Steel Machin 清纯学生自慰视频网站 ; Machining Co 清纯学生自慰视频网站 td.(GSMM)  w 清纯学生自慰视频网站 as founded 国产开嫩苞在线播放 in 1 国产开嫩苞在线播放 987, locat 伊人伊成久久人综合网 ed in Q 伊人伊成久久人综合网 ingdao City, Sh 2019精品国产品在线不卡视频 andong 2019精品国产品在线不卡视频 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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