51Talk Online Education : Supplemental Submission Pursuant to Item 16I(a) of Form 20-F - Form 6-K

Supplemental Submission Pursuant to Item 16I(a) of Form 20-F

51Talk Online Education Group (the "Company") is submitting via EDGAR the following information as required under Item 16I(a) of Form 20-F in relation to the Holding Foreign Companies Accountable Act ("HFCAA").

On June 1, 2022, the Company was conclusively identified by the U.S. Securities and Exchange Commission (the "SEC") as a Commission-Identified Issuer pursuant to the HFCAA because it filed an annual report on Form 20-F for the year ended December 31, 2021 with the SEC on May 2, 2022 with an audit report issued by PricewaterhouseCoopers Zhong Tian LLP, a registered public accounting firm retained by the Company, for the preparation of the audit report on the Company's financial statements included therein. PricewaterhouseCoopers Zhong Tian LLP is a registered public accounting firm headquartered in mainland China, a jurisdiction where the Public Company Accounting Oversight Board (the "PCAOB") determined that it had been unable to inspect or investigate completely registered public accounting firms headquartered there until December 2022 when the PCAOB vacated its previous determination.

Based on an examination of the Company's register of members and public filings made by its shareholders, to the Company's best knowledge, no shareholder other than DCM funds, Dasheng International Holdings Limited, Sequoia Capital China funds and Golien Ltd. owned more than 5% of the Company's outstanding shares as of February 28, 2023.

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DCM is a venture capital firm. As reported in an Amendment No. 6 to Schedule 13D jointly filed on January 26, 2023 by, among others, DCM Hybrid RMB Fund, L.P. ("Hybrid Fund"), DCM Ventures China Turbo Fund, L.P. ("Turbo Fund") and DCM Ventures China Turbo Affiliates Fund, L.P. ("Turbo Affiliates Fund"): (i) the general partner of Hybrid Fund is DCM Hybrid RMB Fund Investment Management, L.P., whose general partner in turn is DCM Hybrid RMB Fund International, Ltd. ("Hybrid Fund UGP"); and (ii) the general partner of each of Turbo Fund and Turbo Affiliates Fund is DCM Turbo Fund Investment Management, L.P., whose general partner in turn is DCM Turbo Fund International, Ltd. ("Turbo Fund UGP"). Hurst Lin and Matthew C. Bonner are the directors of each of Hybrid Fund UGP and Turbo Fund UGP. As of February 28, 2023, DCM funds beneficially owned 10,607,110 Class A ordinary shares and 57,681,212 Class B ordinary shares of the Company, representing 20.1% of the Company's total outstanding shares and 46.2% of the Company's aggregate voting power.

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Dasheng International Holdings Limited is a private company incorporated in the British Virgin Islands wholly owned and controlled by TB Family Trust (the "Trust"). The settlors of the Trust are Mr. Jack Jiajia Huang and Ms. Ting Shu. Mr. Huang, Ms. Shu and their family members are the beneficiaries under the Trust. As of February 28, 2023, Dasheng International Holdings Limited beneficially owned 26,194,680 Class A ordinary shares and 45,925,744 Class B ordinary shares of the Company, representing 21.2% of the Company's total outstanding shares and 38.2% of the Company's aggregate voting power.