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Computer software copyright registration certificate

Zhongzhi product invention patent certificate

Zhongzhi product design patent certificate

Utility model patent certificate of Zhongzhi products

Bv classification society certification

CE certificate of Zhongzhi products

Class certification - pressure transmitter

Class certification - parallel protection controller

Class certification - temperature sensors

Class certification - control box

Zhongzhi ISO9001 certificate in Chinese

Zhongzhi ISO9001 certificate in English

Zhongzhi ISO14001 environmental management system Chinese certificate

Zhongzhi ISO14001 environmental management system English Certificate

Chinese certificate of Zhongzhi OHSAS18001 occupational health and safety management system

English Certificate of Zhongzhi OHSAS18001 occupational health and safety management system

Certificate of famous brand products in Henan Province

Standardized good practice certificate

Certification certificate of intellectual property management system

Evaluation certificate of integration of informatization and industrialization management system

Zhongzhi high tech enterprise certification certificate

Municipal Enterprise Technology Center

Science and technology SME certificate

Membership certificate of China Electrical Appliance Industry Association





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