to serve the need of large space to be used as campsite project office layout, clinic, kitchen with restaurant and school; the caravan as assembled next to each in special design where width and length are not limited to specific size since we can add caravan next to each other as much as we want. We can have 12 meters without any column or supporting walls. also, it can be fitted with a bath or multiple baths and showers to serve as many people as needed.