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資質成果

資質成果

Results of qualification

北京恒智信達商貿有限公司資質證書

北京恒智信達商貿有限公司資質證書

Qualification certificate

友緣集團-北京恒智信達商貿有限公司-ISO9001質量管理體系證書

衡陽鴻源管業有限公司資質證書

衡陽鴻源管業有限公司資質證書

Qualification certificate

?友緣不斷加強品質控制,近年來陸續通過多項資質審核,取得了各類證書10余項。

自主專利成果

自主專利成果

Independent patent achievements

友緣人堅持自主創新之路,近年來研制通過各種新型專利技術十余項,極大的提升了企業生產力!

日本综合一区二区三区四区高清视频,国产日韩综合一区二区性色AV,欧洲亚洲国产AV综合一区二区三区,国产在线精品一区二区在线看
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