If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).




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SCHEDULE 13D




Comment for Type of Reporting Person:
Calculation is based on the total number of ordinary shares in Row 11 above divided by the total number of ordinary shares outstanding as of February 28, 2026, which was 325,912,697, consisting of 308,539,197 Class A ordinary shares (excluding 19,413,645 Class A ordinary shares repurchased and reserved for the future exercise of options or the vesting of other awards under the Issuer's share incentive plans) and 17,373,500 Class B ordinary shares. Each Class B ordinary share is convertible into one Class A ordinary share at any time by the holder thereof, while Class A ordinary shares are not convertible into Class B ordinary shares under any circumstance.


SCHEDULE 13D




Comment for Type of Reporting Person:
Calculation is based on the total number of ordinary shares in Row 11 above divided by the total number of ordinary shares outstanding as of February 28, 2026, which was 325,912,697, consisting of 308,539,197 Class A ordinary shares (excluding 19,413,645 Class A ordinary shares repurchased and reserved for the future exercise of options or the vesting of other awards under the Issuer's share incentive plans) and 17,373,500 Class B ordinary shares. Each Class B ordinary share is convertible into one Class A ordinary share at any time by the holder thereof, while Class A ordinary shares are not convertible into Class B ordinary shares under any circumstance.


SCHEDULE 13D


 
Dunde Yu
 
Signature:/s/ Dunde Yu
Name/Title:Dunde Yu
Date:08/10/2026
 
Dragon Rabbit Capital Limited
 
Signature:/s/ Dunde Yu
Name/Title:Dunde Yu/Director
Date:08/10/2026