Certifications
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Nhmc fire resistant bus duct product certification certificate
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Fire resistant bus duct product certification certificate
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Fire resistant bus duct product certification certificate
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CYMC-II compulsory product certification certificate for dense bus duct
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User feedback of CITIC Guohua International Engineering
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User feedback on the project of China Construction First Engineering Bureau
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User feedback of Sinopec Tianjin Branch Project
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Feedback from users of CITIC construction project
Contact: Mr. Cao Tel.: +86 0511-88168888 Fax: +86 0511-88411922 24-hour sales hotline: +86 13815188188 24-hour service hotline: 400-997-0511