Your Questions & Suggestions

Feel free to send us your questions, comments or suggestions.

Please select a category and a sub-category first. Then fill in the form and submit your questions, comments or suggestions. Thank you very much!

Question Type

By submitting your personal data, you consent to TSMC's storage and processing of the data for the purpose of providing you services. For more information, please see our Privacy & Cookie Policy.

Irregular Business Conduct Reporting

Integrity is the most important core value of TSMC's culture, and also a top priority of TSMC business principles. TSMC is committed to act ethically in all aspects of our business, and will not condone any form of corruption and fraud. If you find or suspect any unethical conduct or breach of TSMC's ethical standards by a TSMC employee or anyone representing TSMC, please contact us. Your report will be directly forwarded to senior management of TSMC.

Unless otherwise provided by laws, TSMC will maintain the confidentiality of your personal information and protect your identity to the fullest extent permitted by law.

  1. TSMC may use your personal information, including name, telephone number and email address, to facilitate investigation or to contact you. If necessary, TSMC may share your personal information with its subsidiaries.
  2. You may not act maliciously or knowingly and willfully make a false statement. You shall assume liability for the allegations that prove to have been made maliciously or knowingly to be false.
  3. To promptly act to investigate and/or resolve the issue, please provide as much detailed information and documents as possible. Please note that if the information or documents are insufficient, the investigation may be hampered.
  4. You may not disclose any or part of information provided by TSMC. Unless otherwise required by law, you may not file a lawsuit using the correspondence between you and TSMC.

All information submitted in this report will be delivered to TSMC management only. Please do not use this system for emergency reporting that requires immediate attentions and verbal communication. In case of an emergency, please contact TSMC representives.

Please provide information as follows:(*:Required fields)

2. Please provide your name and contact information:
Please note your information will be remain anonymous during the entire reporting/investigating process.
Re-order First Name Last Name Title Operations Weight Operations
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5. Is management level aware of this behavior?
Example: Tuesday, Feb 22, 2011 ; Approximately a month ago
8. How long do you think this problem has persisted?
Please provide as much details as possible
Unlimited number of files can be uploaded to this field.
25 MB limit.
Allowed types: doc, docx, xls, xlsx, ppt, pptx, txt, zip, tar, gz, rar, gif, png, jpg, jpef, pdf, csv.
By submitting your personal data, you consent to TSMC's storage and processing of the data for the purpose of providing you services. For more information, please see our Privacy & Cookie Policy.

If you have any questions or suggestions about TSMC, please click here and send them to us.

  • TSMC Fabs

  • TSMC North America

    2851 Junction Avenue, San Jose, CA 95134, U.S.A
    TEL: 1-408-3828000
    FAX: 1-408-3828008

    TSMC Europe B.V

    World Trade Center, Zuidplein 60, 1077 XV Amsterdam, The Netherlands
    TEL: 31-20-3059900

    TSMC Japan Limited

    21F, Queen's Tower C, 2-3-5, Minatomirai, Nishi-ku Yokohama, Kanagawa, 220-6221, Japan
    TEL: 81-45-6820670

    TSMC China Company Limited

    4000, Wen Xiang Road, Songjiang, Shanghai, China
    Postcode: 201616
    TEL: 86-21-57768000
    FAX: 86-21-57762525

    TSMC Nanjing Company Limited

    16, Zifeng Road, Pukou Economic Development Zone, Nanjing Jiangsu Province, China
    Postcode: 211806
    TEL: 86-25-57668000
    FAX: 86-25-57712395

    TSMC Korea Limited

    Rm. 2104-2105 West, Hanshin Inter Valley 24 Building, 322 Teheran-ro, Gangnam-Gu, Seoul 06211, Rep. of Korea
    TEL: 82-2-21831688

    TSMC Design Technology Canada Inc.

    1000 Innovation Drive, Suite 400, Kanata, ON K2K 3E7, Canada
    TEL: 613-576-1990

    TSMC Design Technology Japan, Inc.

    10F, Minatomirai Grand Central Tower, 4-6-2, Minatomirai, Nishi-ku, Yokohama, Kanagawa 220-0012, Japan
    TEL: 81-45-6644500

    TSMC Technology, Inc.

    2851 Junction Avenue, San Jose, CA 95134, U.S.A
    TEL: 1-408-3828000

    TSMC Japan 3DIC R&D Center, Inc.

    2F, 7D Bldg., West, 16-1 Onogawa, Tsukuba, Ibaraki, 305-8569, Japan
    TEL: 81-29-893-2968

    TSMC Washington

    5509 N.W. Parker Street, Camas, WA 98607-9299 U.S.A.
    TEL: 1-360-8173000
    FAX: 1-360-8173590

    VisEra Technologies Company Limited

    12, Dusing Rd. 1, Hsinchu Science Park, Hsinchu City 30078, Taiwan R.O.C.
    TEL: 886-3-666-8788
    FAX: 886-3-666-2858

    TSMC Arizona

    5088 W. Innovation Circle, Phoenix, AZ 85083, U.S.A.
    TEL: +1 602-567-1688
  • Business Contacts

  • Investor Relations Contact

    Public Relations Contact

    TEL: 886-3-5636688 Ext.7125657

    ESG Contact

  • Equipment / Spare parts

    Vanessa Lee
    Senior Director, Materials Management

    Raw material / Facility / IT & General affairs

    Handy Ko
    Director, Material Supply Chain Management Division

    Approaching TSMC

  • Career Contact

    TEL: 886-3-5636688
  • Business Conduct