Shijiazhuang Duwa Piping Company is Leading China Flange,Blind Flange,Slip on Flange,Lap joint Flange,Pipe fittings Manufacturer, Supplier. Manufacturing and exporting Piping material products includes Flange,Blind Flange,Lap joint Flange; Pipe, Steel Pipe,Pipe Fittings. Why Choose DUWA: Short delivery: 3days Ex-works Quality Guarantee period is 3rd times than others Whole-package piping material supplier 0 quality complaint in 5 years, export to 123 countries and districts, 1000 overseas projects
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