1. It is environmentally friendly and recyclable; 2. It is clean, hygeian, non-toxic and fumigation-free; 3. It has undergone water-proof and dampness-proof treatment; The product is made of 100% recycling regenerating paper and completely meets the environmental protection requirements, and can be taken the place of plastic stackers, wood stackers and iron stackers. The size is not limited, and is customized according to client’s requirements.