Wan Group of Companies HongkongWan Holdings and its subsidiary Group Of Companies. (WGC) supplies throughout the world highest standard of aluminum alloy extrusions for building materials, construction, industrial sectors various applications. Established in 1997, is a wholly owned Holdings. With headquarters Hong Kong, WGC has ....Address:12th/F.,Double Building, 42 Leystan Street Central Hong KongProduct/Service:Aluminum alloy extrusions for, building materials, construction,Aluminum alloy extrusions for, building materials, construction