History of Sanhe Development
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2025-09
2025-09-08The company was founded in 2003.
The company was established in April 2003 and is headquartered in Songtao Miao Autonomous County, Tongren City, Guizhou Province—known as China's "Manganese Capital." It is a privately owned enterprise that utilizes advanced technology to produce high-quality manganese-based products.
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08
2025-09
2025-09-08First Factory Completed and Put into Operation
The No. 1 plant has been completed and put into operation, with an annual production capacity of 20,000 tons of electrolytic metallic manganese sheets.
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08
2025-09
2025-09-08Acquiring the Songtao County Manganese Carbonate Mine
The acquisition of a large manganese carbonate mine in Songtao County, which has proven reserves of 20 million tons.
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08
2025-09
2025-09-08In collaboration with the Chinese Academy of Environmental Sciences
Collaborating with the Chinese Academy of Environmental Sciences to develop manganese wastewater treatment technology, serving as a pilot site.
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08
2025-09
2025-09-08Second Factory Completed and Put into Operation
The company's No. 2 plant has been completed and put into operation, achieving an annual total production capacity of up to 50,000 tons of electrolytic metallic manganese sheets.
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08
2025-09
2025-09-08Obtaining mining rights for a manganese carbonate mine
Obtained mining rights for a manganese carbonate mine. Achieved ISO 9001:2000 international quality system certification.
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08
2025-09
2025-09-08Comprehensively upgrading the Second Production Facility with technological improvements
The company has comprehensively upgraded its second production facility, expanding the annual capacity of its four electrolytic manganese sheet production lines to 60,000 tons. Simultaneously, the first facility is now equipped with newly established production lines for manganese metal spheres, manganese ingots, and low-carbon manganese ferroalloys. By achieving ISO9001:2008 international quality system certification, the company has become a reliable supplier for several major domestic steel plants. Additionally, it has successfully initiated independent export operations and forged strategic partnerships with globally renowned steelmakers.
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2025-09
2025-09-08"Treating each other with sincerity, creating win-win outcomes together"
In its future development, the company will remain committed to attracting and effectively leveraging talent as its core strength, aiming to enhance operational quality and profitability. Guided by the business philosophy of "sincere collaboration and mutual success," we plan to strategically acquire additional manganese ore exploration rights and secure control over large-scale mines, while working closely with the government to consolidate smaller and medium-sized electrolytic manganese enterprises. Our ultimate goal is to drive significant advancements in production efficiency and gradually move toward an initial public offering, unlocking long-term value for our stakeholders.
General Department:+86 151-2161-1595
Sales Department:+86 150-0138-9908
Procurement Department:+86 187-0856-6333
Corporate email:sanhemengye@163.cn
Company Location: Lianxiandong Group, Ba'ao Village, Liao'gao Town, Songtao Miao Autonomous County, Tongren City, Guizhou Province
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