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 September 2026
Commission File Number: 001-42100
RAYTECH HOLDING LIMITED
(Exact name of registrant as specified in its charter)
Unit 609, 6/F, Nan Fung Commercial Centre,
No.19 Lam Lok Street, Kowloon Bay, Hong Kong
(Address of Principal Executive Office)
Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.
Form 20-F ☒ Form 40-F ☐
Official Name Change and Ticker Symbol Change
Raytech Holding Limited (the “Company”) refers to its reports on Form 6-K furnished on September 1, 2026, in which the Company disclosed that the effective date of its official name change and new ticker symbol would be on or around September 10, 2026. At the opening of trading on September 10, 2026, the ordinary shares of the Company will begin trading on the Nasdaq Capital Market under the new name “Atlas Trinity Tech Limited” and new ticker symbol “ATTT.” A form of the Company’s Amended and Restated Memorandum and Articles of Association is furnished as Exhibit 99.1 and incorporated herein by reference.
In connection with the name change and ticker symbol change, no action is required from the Company’s current shareholders, and the Company’s CUSIP number will remain the same.
Incorporation by Reference
The contents of this Report on Form 6-K are hereby incorporated by reference into the Company’s registration statement on Form F-3 (Registration No. 333-290696) of the Company, that was initially filed with the SEC on October 3, 2025, and declared effective by the SEC on December 18, 2025.
1
Exhibits
| Exhibit No. | Description | |
| 99.1 | Memorandum and Articles of Association of Atlas Trinity Tech Limited | |
| 99.2 | Press Release |
2
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.
| Raytech Holding Limited | ||
| Date: September 9, 2026 | By: | /s/ Haoyuan Liu |
| Name: | Haoyuan Liu | |
| Title: | Chairman of the Board | |
3