EX-7.1 2 ea023382303ex7-1_columbus.htm JOINT FILLING AGREEMENT, DATED MARCH 10, 2025

Exhibit 7.1

JOINT FILING AGREEMENT

The undersigned agree that this Schedule 13D/A, and any amendments hereto, relating to the ordinary shares, par value of US$0.0001 per share of Columbus Acquisition Corp, a Cayman Islands company whose principal place of business is in Singapore shall be filed on behalf of the undersigned.

March 11, 2025

Hercules Capital Management VII Corp
By:	/s/ Fen Zhang
Name:	Fen Zhang
Title:	Director

Fen Zhang

/s/ Fen Zhang