pioneered the technology of small ventilators in Korea for the first time · DOSCO CLEAN AIR SYSTEM
Company introduction
Certificates and patents
Certificates and patents
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Certificate for business registration in 2019
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Certificate for EF200 electrical appliance
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Certificate for G Clean 600 electrical appliance
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KS certificate
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SMT500 Certificate for high efficiency
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Certificate for excellent company in technology evaluation
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Certificate for R&D department
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INNOBIZ (certification for small and medium-sized technology innovation)
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GClean 600ES Certificate for high efficiency
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Certificate for quality management system
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Certificate for design registration
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Certificate for design registration
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Certificate for trademark registration
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Certificate for utility model registration
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Certificate for utility model registration 2
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Certificate for patent