... quality,prompt delivery 201 SGS stainless steel pipe About usOur company covers an area of 100,000 square meters, and holds ... Stainless steel welded tube is 8,000 tons per month2. Manufacturing Standard ASTM A554, JIS, DIN,EN, GB3. Nice raw ... might be concerned:1. Are you Trading or Manufacturing company ? Yes, we are a manufacturing company, with exporting permission. Our factory locates in Taiyuan ...