With the development of human society, the imbalance between the supply of natural leather and the growing demand has become more and more prominent, which can no longer meet the needs of people for the extensive use of leather fabrics. At the same time, the natural leather industry is also faced with the downward pressure caused by the shortage of raw hides, low production efficiency, low utilization rate, environmental protection and the enhancement of consumers' awareness of animal protection, and the space for future development is limited.