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Through the special surface treatment,the fillets surfaces are never stained anddoes not change after smearing acetone or banana oil even being rubber with a curlof steel wire .During transporting or laying,their surfaces are not damaged atall.The color of these high-strength products never change of fade and they can keptnew over a long period of time.Adopted them method of piecing together ,these light and tough fillets are laid fastlyand simply therefore the mounting cost is low.
Patent product,PVC aluminium-plastic composite decrotive board