Ostin Technology (OST) 6-K Report of Foreign Private Issuer

Exhibit 16.1

October 4, 2024

Securities and Exchange Commission

100 F Street N.E.

Washington, D.C. 20549

Ladies and Gentlemen:

We have read Ostin Technology Group Co., Ltd.’s Form 6-K dated October 4, 2024, and we agree with the statements set forth in the Form 6-K, insofar as they relate to our firm. We have no basis to agree or disagree with other statements made by the registrant contained therein. 

Very truly yours,

/s/ TPS Thayer LLC

TPS Thayer LLC

Sugar Land, Texas