About Us


Qingdao Great Steel Machin 无遮挡很黄很色的视频 ; Machining Co 无遮挡很黄很色的视频 td.(GSMM)  w 无遮挡很黄很色的视频 as founded 亚洲中文字幕久在线 in 1 亚洲中文字幕久在线 987, locat tube8xxx18 ed in Q tube8xxx18 ingdao City, Sh 久久视热频这里只精品2017 andong 久久视热频这里只精品2017 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.