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luheng,Changzhou,Jiangsu,China China
連絡先担当者 Ms. Ge ella
住所 luheng, Changzhou, Jiangsu
there are different kinds of it.such as G6G7Q1G5G3***** have many corlors for you to choose. please look pthotos.
advantages : this kinds of opening types:side-hung open and hopper opening. this system of window can avoid kids striking or dropping out of the roo
visual field is more wider, can be opened by many ways and take precautions against burglars .make the window and door be intelligentized.
large area of opening, good ventilation, good sealing quality, good sound insulation, less accessory will be request.
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