Material Q238 iron Item No. None Category Guardrail accessories

Scope of application: Zinc steel fence, courtyard fence and other brands other specifications 20*40, 30*50, 40*60, 60*80, 50*70, 40*80, 20*20, 30*30, 40*40, 50* 50,60*60,80*80,100*100,120*120,150*150,200*200

Is it a source of exclusive supply for cross-border export?