☐REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGEACT OF 1934 ☒ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the fiscal year ended December 31, 2025OR ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF1934OR DAQO NEW ENERGY CORP.(Exact name of Registrant as specified in its charter) N/A(Translation of Registrant’s name into English) Cayman Islands(Jurisdiction of incorporation or organization) Unit 29, Huadu Mansion, 838 Zhangyang Road, Pudong New District, Shanghai 200122, The People’sRepublic of China(Address of principal executive offices) Ming Yang, Chief Financial OfficerTel: +86-21 5087-0629mingyang@daqo.com None(Title of Class) Securities for which there is a reporting obligation pursuant to Section15(d)of the Act: Table of Contents None(Title of Class) Indicate the number of outstanding shares of each of the issuer’s class for the period covered by the annual report338,330,684ordinary shares, par value US$0.0001 per share, as of December 31, 2025. Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule405 of the Securities Act. Yes☒No☐ If this report is an annual or transition report, indicate by check mark if the registrant is not required to file reportspursuant to Section13 or 15(d)of the Securities Exchange Act of 1934. Yes☐No☒ Note - Checking the box above will not relieve any registrant required to file reports pursuant to Section 13 or 15(d) of theSecurities Exchange Act of 1934 from their obligations under those Sections. Indicate by check mark whether the registrant: (1)has filed all reports required to be filed by Section13 or 15(d)of theSecurities Exchange Act of 1934 during the preceding 12months (or for such shorter period that the registrant was required to filesuch reports), and (2)has been subject to such filing requirements for the past 90days. Yes☒No☐ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to besubmitted pursuant to Rule405 of Regulation S-T (§232.405 of this chapter) during the preceding 12months (or for such shorterperiod that the registrant was required to submit such files). Yes☒No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or anemerging growth company. See definition of “large accelerated filer,” “accelerated filer,” and “emerging growth company” inRule12b-2 of the Exchange Act. Large accelerated filer☒Non-accelerated filer☐ If an emerging growth company that prepares its financial statements in accordance with U.S. GAAP, indicate by checkmark if the registrant has elected not to use the extended transition period for complying with any new or revised financialaccounting standards† provided pursuant to Section 13(a) of the Exchange Act.☐ † The term “new or revised financial accounting standard” refers to any update issued by the Financial AccountingStandards Board to its Accounting Standards Codification after April 5, 2012. Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of theeffectiveness of its internal control over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) bythe registered public accounting firm that prepared or issued its audit report.☒ If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements ofthe registrant included in the filing reflect the correction of an error to previously issued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis ofincentive-based compensation received by any of the registrant’s executive officers during the relevant recovery period pursuant to§240.10D-1(b).☐ Indicate by check mark which basis of accounting the registrant has used to prepare the financial statements included inthis filing: U.S. GAAP☒International Financial Reporting Standards as issued by the International AccountingStandards Board☐Other☐ If “Other” has been checked in response to the previous question, indicate by check mark which financial statement itemthe registrant has elected to follow. Item17☐Item18☐ If this is an annual report, indicate by check mark whether the registrant is a shell company (as defined in Rule12b-2 ofthe Exchange Act). Yes☐No☒ (APPLICABLEONLY TO ISSUERS INVOLVED IN BANKRUPTCY PROCEEDINGS DURING THE PASTFIVEYEARS) Indicate by check mark whether the registrant has filed all documents and reports required to be filed by Sections 12, 13or 15(d)of the Securities Exchange Act of 1934 subsequent to the distribution of securities under a plan confirmed by a court. Yes☐No☐ TABLE OF CONTENTS INTRODUCTION1FORWARD-LOOKING STATEMENTS2PART I3ITEM 1.IDENTITY OF DIRECTORS, SENIOR MANAG