Scientific storage silos, specially designed for famer family with great acceptance. (1) Good performance of rat proofing and mould proofing;(2) Strong silo, beautiful design;(3) Anti corrosion, long service life;(4) Nested design, capacity adjustable; (5) Easy to assemble and move, can be folded to save space when not in use."Small barn" into the household, can help to reduce storage losses and improve storage quality, therefore, it is positively and practically significant to the production and income increase and ensuring food security.