Detailed Product Description
1) Fire resistance; 2) Good heat insulation effect; 3) Impact resistance; 4) Protected from crime; 5) Good soundproof property; 6) Weather resistance; 7) Smooth opening and closing; 8) Good airtightness; 9) Corrosion proof; 10) Aging resistance; 11) Maintenance free; 12) Long usable life; 13) Appealing forms
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