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CONTACT US
Beijing Tonglanhai Technology Co., Ltd
Quarto 1403, apartamento 14 B, 14º andar, Edifício
1, No.12 North Chaoyangmen Street B, Chaoyang
Distrito, Pequim
3dboard@3dwalldeco.com
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Rapport écologique SGS 2019
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SGS Rapport RoHS 2019 | ||
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BATIMATEC 2019 CERTIFICAT DE PARTICIPATION |
2017-2018 Supplier Assessment Certificate
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ISO9001:2015 Quality management system certificate
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CE REPORT on the assessment of performance
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ISo9001:2008 Quality management system certificate
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SGS FOR FIRE-PROOF
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ISo9001:2008 Quality management system certificate
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Certification of Eco-friendly
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外观专利
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SGS-ECO FRIENDLY REPORT 2018
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SGS B 3d metal panels 2018
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