In terms of precious metal refining technology and equipment, environmental protection technology and equipment, the company has 29 authorized patents, 2 pending invention patents and 13 utility model patents. The company was rated as a science and technology enterprise in 2017, a high-tech enterprise in 2018, a member of Environmental Protection Association in 2019 and passed the intellectual property management system certification. In December 2019, the high concentration NOx waste gas treatment device independently developed by our company was recognized as a scientific and technological achievement through the Department of science and technology.
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Standard:CE Number:C63087 Issue Date:2021-03-25 Expiry Date:2026-03-26 Scope/Range:silver refining machine Issued By:UDEM |
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Standard:CE Number:C63086 Issue Date:2021-03-25 Expiry Date:2026-03-26 Scope/Range:gold electromagnetic Issued By:UDEM |
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Standard:CE Number:C63085 Issue Date:2021-03-25 Expiry Date:2026-03-26 Scope/Range:waste gas treatment Issued By:UDEM |
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Standard:patents |
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Standard:patents |
Contact Person: Mrs. Stacy
Tel: 0086-13400027899
Fax: 86-13400027899
