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OUR SERVICE

  

Shanghai Dutong Testing Technology Service Co., Ltd. attaches great importance to integrity, customers and employees, adheres to professional integrity, and customer-oriented spirit. We will work with you to face this competitive market, so that our new and old customers will always maintain a competitive advantage.

Resistant to cooking

    Fully meet the requirements 

Resistant to cooking

Follow-up supporting services

Resistant to cooking

Professional certification team

Resistant to cooking

Immediate and efficient 

 

INTERNATIONAL CERTIFICATION

As long as you have the need for export certification, we can implement the certification scheme according to your actual situation, reducing unnecessary detours for enterprises and smooth export ...

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    EU CE certification
    EU CE certification
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    Russia and CIS
    Russia and CIS
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    product testing
    product testing
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    American API certification
    American API certification
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    System certification consulting
    System certification consulting
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    Multi-national certification
    Multi-national certification

OUR CASE

Engineer has more than 10 years of experience in the certification industry . Both in rich theoretical knowledge and practical industry work experience, and has become long-term partners of many companies.

Northern Heavy Equipment
Northern Heavy Equipment
Northern Heavy Equipment
Petroleum Machinery Co.
Petroleum Machinery Co.
Petroleum Machinery Co.
Nanjing Estun
Nanjing Estun
Nanjing Estun

NEWS

Understanding the latest trends and policy directions is the key to leveraging the new opportunities...

National Day Holiday Notice
National Day Holiday Notice
National Day Holiday Notice
I wish you a happy Mid-Autumn Festival, happy family
I wish you a happy Mid-Autumn Festival, happy family
I wish you a happy Mid-Autumn Festival, happy family
Congratulations to Lei Li for successfully obtaining ISO9001 certificate
Congratulations to Lei Li for successfully obtaining ISO9001 certificate
Congratulations to Lei Li for successfully obtaining ISO9001 certificate

Contact Us

You can stop by our office for a cup of coffee and just use the contact  form below for any questions and inquiries ...

Address

30 Floor, No. 666 Beijing East Road, 
Huangpu District, Shanghai

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