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  • S.H.T.CLFree Member

    We started our vusiness with name of shinwon precision lndustry coltd in 1998 and renamed it to sp hightech co ltd in 2006 we are very expert in welding like ESW SAW PAT overlay etc We have longterm experience of welding over 12 years and our main products are Heat exchanger and parts such as tube sheet steel cover plug floating head etc ...