... open cell ceiling 1)Commercial price 2)Deliver on time. 3)15 years factory. 4)Durable. ceiling in excel 1 Size of ... (U shape) 2 Width of the bottom: 10mm, 15mm,20mm 3 Height: 30mm.35mm.38mm, 40mm, 43mm,45mm,48mm, 50mm, 60mm ... 19 years.2 Totally independent marketing, sales and manufacturing organization.3 High standards of professionalism and reputation in the global market ...