Exhibit 23.1

INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM’S CONSENT

We consent to the incorporation by reference in this Registration Statement on Form F-1 of our report dated January 30, 2025 relating to the financial statements appearing in the Annual Report on Form 20-F of Youxin Technology Ltd for the year ended September 30, 2024. We also consent to the reference to us under the heading “Experts” in such Registration Statement.

/s/ Marcum Asia CPAs LLP

Marcum Asia CPAs LLP

New York, NY

August 8, 2025

NEW YORK OFFICE • 7 Penn Plaza • Suite 830 • New York, New York • 10001

Phone 646.442.4845 • Fax 646.349.5200 • www.marcumasia.com