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:
(1) Includes (1) 2,861,000 ordinary shares, par value $0.0001 per share (the "ordinary shares"), of Southern Cross Acquisition I Corp. (the "Issuer") acquired by Southern Cross Acquisition I Sponsor Corp. (the "Sponsor") prior to the Issuer's initial public offering; and (ii) 239,300 ordinary shares, underlying 239,300 private placement units acquired by the Sponsor in a private placement simultaneously with the consummation of the Issuer's initial public offering. Each private placement unit consists of one ordinary share, one warrant exercisable for one ordinary share at an exercise price of $11.50, and one right to receive one-fourth (1/4) of one ordinary share. (2) The Sponsor is the record holder of the ordinary shares reported herein. Mr. Dong Chen is the sole shareholder and director of the Sponsor, which entitles him to voting, dispositive or investment power over the Sponsor. As such, Mr. Dong Chen is deemed to have voting and dispositive rights over the securities of the Issuer held by the Sponsor


SCHEDULE 13D




Comment for Type of Reporting Person:
(3) The Sponsor is the record holder of the ordinary shares reported herein. Mr. Dong Chen is the sole shareholder and a director of the Sponsor, which entitles him to voting, dispositive or investment power over the Sponsor. As such, Mr. Dong Chen is deemed to have voting and dispositive rights over the securities of the Issuer held by the Sponsor.


SCHEDULE 13D


 
Southern Cross Acquisition I Sponsor Corp.
 
Signature:/s/ Dong Chen
Name/Title:Director
Date:07/29/2026
 
Dong Chen
 
Signature:/s/ Dong Chen
Name/Title:Dong Chen
Date:07/29/2026

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ATTACHMENTS / EXHIBITS

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