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Product Description
Aluminum Bifold Sliding doors are made by qualified materials and very good workmanship.
Spigots and German glue for corner joint. Then crimp the corners by machine. The workmanship
is very good for waterproof and reinforce. All products must be inspected and qualified before loading.
Product Advantages
1.Engergy conversation,heat preservation and heat insulation.
2.Comfortabenss sound insulation and noise reduction.
3.Environment protection .low temperature but No dew.
4.Beautiful articulation and penetration.