About Us


Qingdao Great Steel Machin 九九视频热线精品视频15 ; Machining Co 九九视频热线精品视频15 td.(GSMM)  w 九九视频热线精品视频15 as founded 中国妈妈在线观看视频 in 1 中国妈妈在线观看视频 987, locat 爱上朋友的姐姐 ed in Q 爱上朋友的姐姐 ingdao City, Sh 成长视频在线观看免费 andong 成长视频在线观看免费 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.