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G70 High strength Chains For Transportation

12MULTI-PURPOSE LADDER

Aluminum material: (1)all of our aluminum material are bought from large stated-owned factory.      each bath has quality certificate (2)all of our aluminum material are made of 100% aluminum ingots. Never      use recycle aluminum (3)aluminum alloy: 6063T5 thickness: 1.3~1.5mm Quality control: 1)Each ladder must pass professional inspection before leaving factory 2)Each bath goods, we choose samples to pass the following test:    open ladder, then put them as platform and put 150kgs goods in the middle.    after 30 hours, check extend and fold function We are professional ladder factory and hot sale all over the world

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