Company: PLTYF
Filing Date: 2025-06-13
Form Type: POS AM
Source: 0001410578-25-001412
Chunk: 0

Company: Plastec Technologies, Ltd.
Filing Date: 2025-06-13
Form: POS AM
Chunk 0
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As filed with the Securities and Exchange Commission on June 13, 2025 Registration No. 333-185212 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 19 TO FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 PLASTEC TECHNOLOGIES, LTD. (Exact name of registrant as specified in its constitutional documents)

| Cayman Islands                  |     |                         3089 |     | N/A                   |
| (State or other jurisdiction of 
 incorporation or organization)  |     | -Primary Standard Industrial 
   Classification Code Number |     | -I.R.S. Employer      
 Identification Number |

c/o Unit 01, 21/F Aitken Vanson Centre 61 Hoi Yuen Road Kwun Tong Kowloon, Hong Kong 852-21917155 (Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices) Kin Sun Sze-To, Chief Executive Officer Plastec Technologies, Ltd. c/o Unit 01, 21/F Aitken Vanson Centre 61 Hoi Yuen Road Kwun Tong Kowloon, Hong Kong 852-21917155 Graubard Miller 405 Lexington Avenue New York, New York 10174 (212) 818-8800 (Name, address, including zip code, and telephone number, including area code, of agent for service) Copies to: David Alan Miller, Esq. Jeffrey M. Gallant, Esq. Graubard Miller The Chrysler Building 405 Lexington Avenue New York, New York 10174 (212) 818-8800 (212) 818-8881 — Facsimile

Approximate date of commencement of proposed sale to the public: As soon as practicable after the effective date of this registration statement.

If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933 check the following box. ☒

If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐

If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box