... Protection Systems, HVAC, Plumbing,Fabrication industry, Food Processing, Pharmaceutical, Petrochemical, Chemical, Machine Building, Automobile. ... always adhered to the business policy as "Quality for Survival, Product for Development, Credibility ... steel pipe manufacturing group. We have cooperated with Bao steel, Wu yang steel, TPCO, Baotou steel, Shou gang Jin tang Steel, An gang Steel, Daye Steel ...