... 8 Wind Load : grade 13 ISO9001,ISO14001(SGS) Name : Modern economic prefabricated villa house /prefab homes1. Vanjoin house features & Advantages : Seismic ... ) 4-start hotel project (2)Shopping Mall (3) Prefab house ( villa ) Project 7. About Vanjoin (1) Our factory & equipment (2 ... for quotation . If not , Advise us your idea of the villa ? Confirm the design , pay for money , recieve the goods , ...