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Keep the contract heavy credit enterprise |
Quality contribution award |
Best-in-cast casting |
2016 quality award |
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| 2016 quality award | ISO14001 | ISO9001 | ISO45001 |
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| Certification certificate |
Add：No.1299 Shunde road Zhucheng city Shandong Province China Contact：Mr. Xu Tel：+86-536-6098529 Fax：+86-536-6098539
Web：www.trigram.cn Post：262233 E-mail：zcxhjx@163.com
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