... maintence; 4.Withstands all climatic conditions. Item:FM-A-025B1.High quality;Best price 2. Firmly, comfort and Ease assembly 3. ... in school .1) size: 48×90×78cm.2) frame: high frequency cold stretching pipe3) pipe size: 70×30×1.5mm ... phosphating, electrostatic spurt models and firming. suitable for reporting hall, conference hall, multimedia classroom. No.FM-A-025B High quality metal chair for school