Meeting Time: April 25-27, 2025

Meeting Location: Shenzhen, Guangdong Province （ Grand Mercure Shenzhen Guanlan ）

Meeting Theme and Content:
(1) Overview
1. China's Nonferrous Metals Industry's future prospects in implementing high-quality development and developing a circular economy;
2. Domestic and international Hydrometallurgy and environmental protection technology development analysis and discussion;
3. Achievements, new technologies, new processes, and new perspectives of various production enterprises, research institutes, and universities in clean production of hydrometallurgy, biometallurgy, and environmental governance;
4. Physical chemistry, process electrochemistry and kinetics of hydrometallurgy;

(2) Clean Production and Efficient Separation of Mineral Resources
1. New methods, technologies, and equipment for efficient extraction of difficult-to-treat nonferrous metal resources;
2. Low-grade ，difficult-to-treat, and complex symbiotic metal mineral resources comprehensive utilization and equipment;
3. Mineral pretreatment, leaching, separation, and purification;
4. New clean hydrometallurgical processes for symbiotic difficult-to-treat resources;

(3) Solid waste Resource utilization and recycling
1. Reduction and clean utilization of polymetallic solid waste and hazardous waste at the source;
2. New ideas and methods for resource utilization and pollution control of smelting waste slag;
3. Extraction and comprehensive utilization of precious metals;
4. Degradation and resource utilization of arsenic-containing and heavy metal-containing neutralized slag;
5. Comprehensive recovery and utilization of secondary resources; Wet preparation of energy materials and environmental protection;

(4) New Technologies and Processes in Hydrometallurgy
1. Supercritical fluid extraction technology 2. Pressure hydrometallurgy 3. Liquid membrane separation technology
4. Selective chlorination leaching 5. Slurry electrolysis 6. Leachate purification technology

(5) New Technologies and Equipment in Hydrometallurgy and Industrial Applications
1. Hydrometallurgical mixing reaction and equipment 2. Solid-liquid separation equipment 3. Ion exchange equipment
4. Extraction equipment 5. Evaporation and crystallization equipment 6. Electrolysis equipment
7. Corrosion protection technology for hydrometallurgical equipment   8. Pollution control technology for hydrometallurgy   9. Leaching equipment