October 1, 2019

Nangeng Zhang
Chairman and Chief Executive Officer
Canaan Inc.
30/F, Dicara Silver Tower
29 Jiefang East Road
Jianggan District, Hangzhou 310016
People's Republic of China

       Re: Canaan Inc.
           Amendment No. 2 to Draft Registration Statement on Form F-1
           Submitted September 24, 2019
           CIK No. 001780652

Dear Mr. Zhang:

      We have reviewed your amended draft registration statement and have the
comments. In some of our comments, we may ask you to provide us with
information so we
may better understand your disclosure.

       Please respond to this letter by providing the requested information and
either submitting
an amended draft registration statement or publicly filing your registration
statement on
EDGAR. If you do not believe our comments apply to your facts and circumstances
or do not
believe an amendment is appropriate, please tell us why in your response.

      After reviewing the information you provide in response to these comments
and your
amended draft registration statement or filed registration statement, we may
have additional

Amendment No. 2 to Draft Registration Statement on Form F-1 submitted September
24, 2019

Risk Factors, page 15

1.     We note your revised disclosure regarding the waiver of jury trial
provision on page 162.
       Please include a risk factor to highlight the material risks related to
this provision,
       including the possibility of less favorable outcomes, uncertainty
regarding its
       enforceability, the potential for increased costs to bring a claim,
whether it may
       discourage or limit suits against you or the depositary and whether the
provision applies to
       purchasers in secondary transactions. Also disclose here and on page 162
whether this
       provision would apply if the ADS holder were to withdraw the ordinary
shares. In this
 Nangeng Zhang
Canaan Inc.
October 1, 2019
Page 2
      regard, please tell us why you deleted the disclosure regarding the
governing law that
      applies to the deposit agreement and to holders of your common shares.

2.    Please refer to prior comment 6 in our letter dated August 19, 2019 and
your response to
      that comment. Given your revised disclosure in the first section on page
161, please
      describe any material risks related to the limitation of liability
provision that will be
      included in the deposit agreement.
        You may contact Kristin Lochhead at 202-551-3664 or Brian Cascio,
Accounting Branch
Chief, at 202-551-3676 if you have questions regarding comments on the
financial statements
and related matters. Please contact Thomas Jones at 202-551-3602 or Geoffrey
Kruczek, Senior
Attorney, at 202-551-3641 with any other questions.

FirstName LastNameNangeng Zhang
                                                           Division of
Corporation Finance
Comapany NameCanaan Inc.
                                                           CF Office of
October 1, 2019 Page 2
cc:       Chris K.H. Lin, Esquire
FirstName LastName