About Us


Qingdao Great Steel Machin 日本真人啪视频免费视频 ; Machining Co 日本真人啪视频免费视频 td.(GSMM)  w 日本真人啪视频免费视频 as founded app安装下载 in 1 app安装下载 987, locat 天天狠天天透天天爱综合 ed in Q 天天狠天天透天天爱综合 ingdao City, Sh 腿张开再深点好爽宝贝 andong 腿张开再深点好爽宝贝 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.