UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of ~~January~~March 2026

Commission File Number: 001-42898

One and one Green Technologies. INC

(Translation of registrant’s name into English)

1^st Diliman
San Rafael Bulacan, Philippines, 3008

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F ☒ Form 40-F ☐

~~Press~~On ~~Release~~March 26, 2026, One and one Green Technologies. INC (the “Company”) entered into voluntary lock-up agreements with Quickool Holdings Inc, BOYUO International Limited, Glowing Star Technology Limited, Glowing Star Holding Limited, and Asahi Sea Group Limited (collectively, the “Shareholders”), each of whom is a shareholder of the Company.

OnThe ~~January~~Shareholders ~~22,~~are ~~2026,~~under ~~One~~lock-up arrangement in connection with the Company’s initial public offering and ~~one~~such ~~Green~~lock-up ~~Technologies. INC~~will be expiring on April 9, 2026 (the “~~Company~~Expiration Date”). ~~issued~~The aShareholders ~~press~~agreed ~~release~~to ~~titled~~be ~~“One~~subject ~~and~~to ~~One~~an ~~Green~~additional ~~Technologies~~voluntary ~~Secures~~lock-up ~~$39~~for ~~Million~~a inperiod ~~Contracts~~of ~~for~~three (3) ~~Recycled~~months ~~Strategic~~following ~~Metals~~such inExpiration ~~Second~~Date. ~~Half~~During ~~2025”.~~this Aperiod, ~~copy~~the Shareholders have agreed not to, directly or indirectly, sell, transfer, or otherwise dispose of ~~which~~their isshares ~~furnished~~or asrelated ~~Exhibit~~securities, 99or enter into transactions that transfer the economic benefits of ownership.1.

Investor Presentation

On January 22, 2026, the Company made available an updated investor presentation on its website. A copy of the investor presentation is attached hereto as Exhibit 99.2.

EXHIBITS INDEX

Exhibit No.		Description
99.1		Press Release
99.2		Investor Presentation

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: January 27, 2026	One and one Green Technologies. INC
Date: March 31, 2026	One and one Green Technologies. INC
	By:	/s/ Caifen Yan
	Name:	Caifen Yan
	Title:	Chief Executive Officer, Chair of the Board and Director

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