... Wind Load : grade 13 ISO9001,ISO14001(SGS) Name : Modern economic prefabricated villa house /prefab homes1. Vanjoin house features & Advantages : Seismic Resistance rate ... *W*T (2270-3000)mm*610mm*(60,75,90,100,120,150,180mm) (3). Vanjoin sandwich panel features · Light weight, ... for quotation . If not , Advise us your idea of the villa ? Confirm the design , pay for money , recieve the goods , ...