1. Learn professional knowledge related to leather making and master the principles of leather production. 2. Study leather waste liquid recycling technology, understand key points, and apply the technology proficiently. 3. After mastering the technology, assist business personnel in promoting it to clients and successfully implement it in large-scale production, providing after-sales service for the technology.

1. Major in leather, chemistry, or related fields; 985 university graduate or above; proficient in English; experience preferred; age 22-30. 2. Strong team spirit. 3. High quality and good health. 4. Passionate about the leather industry and willing to contribute to environmental protection.