1.Durable and Firm 2.Generous appearance 3.High quality and Low cost 4.Environmental friendly 5.Recyclable components 1)Item name: Highway anti-collision W-beam guardrail2)Specification:Q3453)Importance:It will be ok if you can inform us the followings :A)Size for the building :Length , width, heightB)Doors and windows :size ,quantities,meters,where to be outC)Local climate: wind speed,snowload, ...