About Us


Qingdao Great Steel Machin 午夜影视粉色视频 ; Machining Co 午夜影视粉色视频 td.(GSMM)  w 午夜影视粉色视频 as founded 三分钟视频免费 in 1 三分钟视频免费 987, locat 三级做爰视频全过程免费观 ed in Q 三级做爰视频全过程免费观 ingdao City, Sh 在线播放网站亚洲播放 andong 在线播放网站亚洲播放 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.