Why Choose Us
Our Factory
Since the strategic investment by Central South University, the Group has made significant advancements in product development, technology, management, and operations. The three major business sectors-Smart Refining, Smart Laboratory, and Smart New Materials-have entered a phase of accelerated growth.
Our Product
Precious metal smelting equipment
Copper(Cu), lead(Pb), zinc(Zn),tin(Sn) smelting equipment.
Complete set of smelting automation equipment.
Metallurgical process design services.
Design services for upgrading old smelting workshops.
Our History
Hunan Darnal Intelligent Robot Technology Co., Ltd (Darnal) established in 2004 and headquartered in Kaifu District, Changsha, has consistently prioritized research and development innovation to create competitive advantages and deliver ongoing value to its clients.



Product Application
Darnal's cutting-edge and proven metallurgy equipment is specifically engineered for the smelting of metal ores and concentrates, including silver (Ag), gold (Au), platinum (Pt), copper (Cu), zinc (Zn), lead (Pb), tin (Sn) and other metals. Additionally, it facilitates the processing of scrap metals and smelting by-products, such as oxides and sulfides like anode slime or smelting slag, which also contain these valuable metals. This advanced technology empowers users to efficiently extract high-purity metals from the aforementioned raw materials, which can then be cast into ingots designed for international market distribution.
Production Market
Darnal Group has successfully expanded its market by selling precious metal smelting equipment to various countries like Japan, Russia, Thailand, China, Turkey.
Darnal Group's presence in these countries highlights its commitment to quality and innovation in the precious metal smelting industry. Our ability to meet diverse client needs across different regions demonstrates their expertise and adaptability in the global market.
Our service
Darnal Group specializes in metallurgy, providing a comprehensive range of services to clients in the industry. Here's a breakdown of what we offer:
Preliminary Project Assessment
- Conduct detailed evaluations of metallurgy projects.
- Provide tailored solutions based on client needs.
01
Design and Manufacturing
- Design metallurgy equipment to meet specific project requirements.
- Manufacture high-quality metallurgy equipment for various applications.
- Shipping and Logistics
02
Manage the logistics of shipping metallurgy equipment to clients.
- Ensure timely delivery and handling of equipment.
- Installation Guidance
03
Offer expert guidance for clients' staff during the installation process.
- Ensure proper setup and functionality of equipment.
- Operation and Maintenance Training
04
Provide training for clients' staff on how to operate the equipment efficiently.
Offer maintenance support to ensure longevity and performance of the equipment.
Conclusion
Darnal Group is committed to supporting clients throughout the entire metallurgy project lifecycle, from assessment to ongoing maintenance. Their expertise ensures that clients receive not only the equipment they need but also the knowledge to utilize it effectively.