COLA · Columbus Acquisition Corp/Cayman Islands

Representing 225,000 ordinary shares of Columbus Acquisition Corp (the "Issuer") forfeited by the Sponsor for no consideration pursuant to that certain subscription agreement dated March 21, 2024, as further amended on July 25, 2024 and December 20, 2024 by and between the Issuer and the Sponsor. On March 10, 2025, the Sponsor forfeited 225,000 ordinary shares of Columbus Acquisition Corp (the "Issuer") for no consideration as the underwriters of the Issuer's initial public offering (the "IPO") did not exercise the over-allotment option within 45-days from the effective date of the Issuer's Registration Statement on Form S-1 (File No. 333-283278), which was declared effective on January 22, 2025 (the "Forfeiture").

Hercules Capital Management VII Corp (the "Sponsor") is the record holder of the shares reported herein. Dr. Fen Zhang is the sole director of the Sponsor. As such, Dr. Zhang may be deemed to have beneficial ownership of the ordinary shares held directly by the Sponsor.

As previously reported on the Form 3 of Dr. Fen Zhang filed on January 22, 2025, immediately prior to the Forfeiture, the Sponsor held collectively 1,923,290 ordinary shares of the Issuer, including (i) 1,689,000 ordinary shares, and (ii) 234,290 ordinary shares included in the private units ("Private Units") acquired by the Sponsor simultaneously with the completion of the IPO on January 24, 2025. As a result of the Forfeiture, the Sponsor currently holds 1,698,290 ordinary shares in total, including (i) 1,464,000 ordinary shares, and (ii) 234,290 ordinary shares included in the Private Units.

Representing 225,000 ordinary shares of Columbus Acquisition Corp (the "Issuer") forfeited by the Sponsor for no consideration pursuant to that certain subscription agreement dated March 21, 2024, as further amended on July 25, 2024 and December 20, 2024 by and between the Issuer and the Sponsor. On March 10, 2025, the Sponsor forfeited 225,000 ordinary shares of Columbus Acquisition Corp (the "Issuer") for no consideration as the underwriters of the Issuer's initial public offering (the "IPO") did not exercise the over-allotment option within 45-days from the effective date of the Issuer's Registration Statement on Form S-1 (File No. 333-283278), which was declared effective on January 22, 2025 (the "Forfeiture").

Hercules Capital Management VII Corp (the "Sponsor") is the record holder of the shares reported herein. Dr. Fen Zhang is the sole director of the Sponsor. As such, Dr. Zhang may be deemed to have beneficial ownership of the ordinary shares held directly by the Sponsor.

As previously reported on the Form 3 of the Sponsor filed on January 22, 2025, immediately prior to the Forfeiture, the Sponsor held collectively 1,923,290 ordinary shares of the Issuer, including (i) 1,689,000 ordinary shares, and (ii) 234,290 ordinary shares included in the private units ("Private Units") acquired by the Sponsor simultaneously with the completion of the IPO on January 24, 2025. As a result of the Forfeiture, the Sponsor currently holds 1,698,290 ordinary shares in total, including (i) 1,464,000 ordinary shares, and (ii) 234,290 ordinary shares included in the Private Units.