About Us


Qingdao Great Steel Machin 男人和女人牲交视频全黄 ; Machining Co 男人和女人牲交视频全黄 td.(GSMM)  w 男人和女人牲交视频全黄 as founded 加勒比东京热heyzo在线 in 1 加勒比东京热heyzo在线 987, locat 亚洲人成77777在线视频 ed in Q 亚洲人成77777在线视频 ingdao City, Sh yahoo日本 andong yahoo日本 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.