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HEBEI ORIENT SUNDAR WINDOWS CO.,LTD.THE LARGEST ENERGY SAVING WINDOWS AND DOORS MANUFACTURERS.
Hebei Orient Sundar Windows Co., Ltd. is China's largest production of energy-saving windows and doors, development,
installation, cross-enterprise group exhibition, demonstration base of national and international scientific and technological
cooperation, Hebei Province, "three one hundred" project focused on the advantages of enterprise, 2013 by Technology
approved as "national building Energy technologies International innovation Park."
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