Company: FSTWF
Filing Date: 2025-04-30
Form Type: NT 20-F
Source: 0001213900-25-037630
Chunk: 0

Company: FST Corp.
Filing Date: 2025-04-30
Form: NT 20-F
Chunk 0
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<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 12b-25

NOTIFICATION OF LATE FILING</div>

| (Check One): |     | ☐                                   
 Form 10-K ☒ Form 20-F ☐             
 Form 11-K ☐ Form 10-Q               
 ☐                                   
 Form 10-D ☐ Form N-CEN ☐            
 Form N-CSR                          
 For Period Ended: December 31, 2024 |
|:-------------|:----|:------------------------------------|
|              |     | ☐ Transition Report on Form 10-K    |
|              |     | ☐ Transition Report on Form 20-F    |
|              |     | ☐ Transition Report on Form 11-K    |
|              |     | ☐ Transition Report on Form 10-Q    |
|              |     | For the Transition Period Ended:    |

| Read Instruction (on back page) Before Preparing 
 Form. Please Print or Type.                      
 NOTHING IN THIS FORM SHALL BE CONSTRUED TO IMPLY 
 THAT THE COMMISSION HAS                          
 VERIFIED ANY INFORMATION CONTAINED HEREIN.       |

If the notification relates to a portion of the filing checked above,
identify the Item(s) to which the notification relates:

<div align='center'>PART I — REGISTRANT INFORMATION

FST Corp.

Full Name of Registrant

Former Name if Applicable

No. 3, Gongye 1st Rd.

Address of Principal Executive Office (Street and Number)

Minxiong Township

Chiayi County 621018, Taiwan

City, State and Zip Code

PART II — RULES 12b-25(b) AND (c)</div>

If the subject report could not be filed without unreasonable effort
or expense and the registrant seeks relief pursuant to Rule 12b-25(b), the following should be completed (Check box if appropriate)

| ☒ |    | -a                                                                                                                                                                                                                                                                                                                                                                                                                                                                      | The reason described in reasonable detail in Part III of this form could not be eliminated without unreasonable effort or expense; |
|   | -b | The subject annual report, semi-annual report, transition report on Form 10-K, Form 20-F, Form 11-K, Form N-CEN or Form N-CSR, or portion thereof, will be filed on or before the fifteenth calendar day following the prescribed due date; or the