... hills, grasslands, desert, Thames. Do not take up space, can build for 15-160 square meters, clean, indoor choi health ... , shop,office, workshop, warehouse and etc.3)Characteristics:, lower cost with high quantity, shockproof , fire protection,anti-rust, easy ... Design: we can design for you ,according to your request or drawing7) We can undertake large construction projects, send engineer low cost high ...