Xinji City Meihua Leather Co., Ltd. is a high-tech enterprise that integrates double face production and research. It has a high level of professional research and development, design, production, and collaborative supporting capabilities. It continuously conducts in-depth research and exploration on the utilization of sheepskin resources. The chrome free tanning ecological leather making and dyeing and finishing technology enables the production of leather to achieve full life cycle pollution-free, achieve true green ecological leather, and promote the green and sustainable development of the leather industry. Xinji City Meihua Leather Co., Ltd. is a high-tech enterprise specializing in the production and research of double face sheepskin. As an pioneer of "Green Leather Industry Development", Meihua adheres to technological innovation and ecological leather process development, develops comprehensive utilization of energy and resources to form an ecological enterprise chain for cyclic economy. With the support and guidance of Academician Shi Bi's technical team from Sichuan University, Meihua has established an ecological tanning and waste resource recycling system, reducing the use of harmful substances and energy and resource consumption from the production source, production process, and production management stages, reducing the total emission of harmful substances, and carrying out innovative activities targeting the characteristics of animal collagen fibers; The "Demonstration Project for Advanced Treatment and Recycling of Leather Wastewater" jointly developed by Meihua and Academician Shi Bi has been identified by the expert group and has reached an international leading level. This project has become an important practice in achieving the development goals of the leather industry during the 14th Five Year Plan period; Meihua has always maintained technological leadership through technological innovation activities and is committed to the green, low-carbon and sustainable development of the leather industry.