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Why Choose Cotran
Established In
2008

Cotran is a national high and new technology enterprise, HQ located in Shenzhen guangming district.


  • Reliability
    Reliability

    Cotran has been passed ISO9001, ISO14001 and ISO45001 certificate as well as China National Accreditation Service certificate.



  • R&D
    R&D

    Cotran owned 67 patents (Including 17 innovation patents ), leading or participating in drafting and revising 1 industry standards.


  • Global Delivery
    Global Delivery

    Cotran has the global delivery network, including Brazil warehouse, rapid delivery alibality is our most biggest advantage.

  • Quality
    Quality

    Cotran products passed SGS, UL, CSA, CE, ASTM, RoHS etc. All products are subject to strict inspection and 100% satisfied by Huawei and ZTE.






Cotran products
Cotran has been focusing on the research and development and manufacturing of functional polymer materials, and its products are widely used in Telecom, Power, New Energy, industry and other fields.
Latest News
 
2024 Chinese New Year Holiday!
Feb 05, 2024 2024 Chinese New Year Holiday!
Dear customers, Thank you for all your continuous supporting in 2023, our company will have the Spring Festival holiday during 8th-17th Feb and resume work on 18th Feb. Wish you a Happy New Year!
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Chinese New Year Holiday
Jan 17, 2023 Chinese New Year Holiday
Dear customers, Thank you for your continuous supporting, our company will have the Spring Festival holiday during 19th-28th Jan and resume work on 29th Jan. Wish you a happy Spring Festival!
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Happy Labor Day!
May 01, 2022 Happy Labor Day!
Dear Customers, Our company will have holiday during 30th Apr to 4th May because of Labor Day, and will resume work on the 5th. Happy Labor Day to all customers! Best regards!
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Email Domain Transfer Notification
Apr 02, 2022 Email Domain Transfer Notification
Dear Customers, We’re migrating the email domain from “@szcotran.com” to “@cotran.com” now, and “@cotran.com” will be our formal mailbox. Appreciate for cooperation! Best Wishes!
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What is Cold Shrink Tubing?
Oct 09, 2021 What is Cold Shrink Tubing?
What is Cold Shrink Tubing? Cold shrink tubing is tubing that shrinks in normal temperatures, so there is no need to heat the tubing to shrink it. It’s supplied on a removable core in a pre-stretched ...
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Why is pipeline anticorrosion so necessary？
Oct 09, 2021 Why is pipeline anticorrosion so necessary？
Why is pipeline anticorrosion so necessary？ Protection technology to avoid corrosion of pipelines, soil, air and transport media (oil, natural gas, etc.). Most of the pipelines that transport oil and ...
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