About Us


Qingdao Great Steel Machin 免费观看欧美日韩亚洲 ; Machining Co 免费观看欧美日韩亚洲 td.(GSMM)  w 免费观看欧美日韩亚洲 as founded japan成熟少妇videos in 1 japan成熟少妇videos 987, locat 无码肉动漫在观看线3d ed in Q 无码肉动漫在观看线3d ingdao City, Sh 国产精品夜色视频 andong 国产精品夜色视频 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.