Hollow board ring board, made of polyethylene or polypropylene as raw materials, is non-toxic and odorless, with the characteristics of waterproof, moisture-proof, corrosion-resistant, and fumigation free. The special three-layer structure of the hollow board makes it have high compressive strength, impact resistance, shock resistance, buffering, durability, and lightweight performance, effectively preventing the compression and impact damage of goods and greatly improving the storage quality of goods. Compared with traditional cardboard and wooden boards, it has obvious advantages and can be customized with different sizes, thicknesses, weights, and colors according to customer requirements. Hollow board enclosures are widely used in cold chain warehousing, logistics transportation of agricultural and sideline products, and other fields.