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Utility model patent certificate

实用新型专利证书

Utility model patent certificate

Quality system certification management system

Qingdao Specialized Special New Small and Medium-sized Enterprises

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-Focus on the production and development of toner, masterbatch, dyeing granulation and other projects

Add: No.8, jifa Longshan road, environmental protection industrial park, Jimo district, Qingdao city, Shandong province,China

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