Aluminum Sliding Window 1.OFITA 2.ISO,EN,GB... certificates 3.Various surface treament,colour,alloy and use widely. Aluminum Sliding WindowWe are the ... china and we are the only one supplier of aluminum profile to the China Beijing Olympic game 2008 such as the ... for the purpose of building curtain, doors and windows , furniture, industrial, tubes,rod etc.and our office address is as below ...