About Us


Qingdao Great Steel Machin 成长免费视频 ; Machining Co 成长免费视频 td.(GSMM)  w 成长免费视频 as founded 在线 视频 in 1 在线 视频 987, locat 成 人免费 在线视频 ed in Q 成 人免费 在线视频 ingdao City, Sh 暖暖视频免费观看视频日本 视频 andong 暖暖视频免费观看视频日本 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.