Paper protection angle is more than one kraft paper, after re-posted by Corner machines made to suppress stereotypes (also known as the edge of board) for the stacking of goods, after reinforcing the edge of the packaging support or to prevent damage by touch. b) Common specifications for the supply of available stock, (special specifications need to be customized), whose dimensions are as follows: 1000 × 50 × 50 × 5mm 1000 × 50 × 50 × 6mm 1000 × 50 × 50 × 7mm 1000 × 60 × 60 × 5mm 1000 × 60 × 60 × 6mm 1000 × 60 × 60 × 7mm 1000 × 70 × 70 × 5mm 1000 × 70 × 70 × 6mm 1000 × 70 × 70 × 7mm