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Certification

Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: China Construction Machinery Industry Association membership certificate
Numéro: China Federation of Trade Unions Certificate No.4902
Date de sortie: 2020-11-21
Date de péremption: 2023-11-20
Publié par: china construction machinery association
Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: Quality and credit certificate AAA level
Numéro: XDWH202206010075
Date de sortie: 2022-06-01
Date de péremption: 2025-05-31
Publié par: Credit Public Platform & Beijing Xin Dao Wan He International Credit Evaluation Co., Ltd.
Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: Enterprise credit rating certificate AAA level
Numéro: XDWH202206010072
Date de sortie: 2022-06-01
Date de péremption: 2025-05-31
Publié par: Credit Public Platform & Beijing Xin Dao Wan He International Credit Evaluation Co., Ltd.
Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: Certificate of good faith demonstration unit AAA level
Numéro: XDWH202206010077
Date de sortie: 2022-06-01
Date de péremption: 2025-05-31
Publié par: Credit Public Platform & Beijing Xin Dao Wan He International Credit Evaluation Co., Ltd.
Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: Service and trustworthiness certificate AAA level
Numéro: XDWH202206010076
Date de sortie: 2022-06-01
Date de péremption: 2025-05-31
Publié par: Credit Public Platform & Beijing Xin Dao Wan He International Credit Evaluation Co., Ltd.
Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: Enterprise credit rating certificate AAA level
Numéro: XDWH202206010071
Date de sortie: 2022-06-01
Date de péremption: 2025-05-31
Publié par: Credit Public Platform & Beijing Xin Dao Wan He International Credit Evaluation Co., Ltd.
Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: Quality service integrity enterprise certificate AAA level
Numéro: XDWH202206010074
Date de sortie: 2022-06-01
Date de péremption: 2025-05-31
Publié par: Credit Public Platform & Beijing Xin Dao Wan He International Credit Evaluation Co., Ltd.
Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: Enterprise certificate of honoring contract and keeping promise AAA level
Numéro: XDWH202206010073
Date de sortie: 2022-06-01
Date de péremption: 2025-05-31
Publié par: Credit Public Platform & Beijing Xin Dao Wan He International Credit Evaluation Co., Ltd.
Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: AuditReport
Numéro: MIC-ASI249619
Date de sortie: 2024-04-26
Publié par: Made-in-China
Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: Utility Model Patent Certificate for a Concrete Mixer Transport Vehicle Converted from an Oil-Powered to an Electric-Powered One
Numéro: 第20520942号
Date de sortie: 2024-02-27
Publié par: National Intellectual Property Administration
Changsha Tongchuang Mechanical Co., Ltd. Certifications
La norme: A Device of Concrete Pump Truck Converted from Oil-Powered to Electric-Powered
Numéro: 第20568845号
Date de sortie: 2024-03-12
Publié par: National Intellectual Property Administration
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