(Supplementary) Announcement on behalf of CTBC SEC Co., Ltd. to adjust the acquisition of right-of-use assets from a related party

1.Date of occurrence of the event:2026/09/15
2.Date of the original announcement and reporting:2025/12/22
3.Summary of the content originally announced and reported:
Transaction counterparty:CTBC Bank Co., Ltd.
Name of the asset:3F, No.168, 13F, 14F, 16F, No.188,
Jingmao 2nd Rd., Nangang Dist., Taipei City
Leased area and unit rental rate:
(1)3F, No.168, Jingmao 2nd Rd
Lease area:312.72 ping;Unit price:NTD 2,300 ping
Rental price per month:NTD 719,256;Total rental amount:NTD 17,262,144
Right-of-use asset value:NTD 16,780,759
(2)13F, 14F, 16F, No.188, Jingmao 2nd Rd. Lease area:1,451.23 ping
Unit price:NTD 2,300 ping;Rental price per month:NTD 3,337,829
Total rental amount:NTD 80,107,896
Right-of-use asset value:NTD 77,873,946
4.Reason for change and its main content:
Reason for change:Partial early termination of the lease agreement
Main content:
Transaction counterparty:CTBC Bank Co., Ltd.
Name of the asset:3F, No.168, 13F, 14F, No.188,
Jingmao 2nd Rd., Nangang Dist., Taipei City
Leased area and unit rental rate:
(1)3F, No.168, Jingmao 2nd Rd
Lease area:312.72 ping;Unit price:NTD 2,300 ping
Rental price per month:NTD 719,256;Total rental amount:NTD 17,262,144
Right-of-use asset value:NTD 16,780,759
(2)13F, 14F, No.188, Jingmao 2nd Rd. Lease area:1,421.15 ping
Unit price:NTD 2,300 ping;Rental price per month:Changed to NTD 3,268,645
Total rental amount:Changed to NTD 79,070,136
Right-of-use asset value:Changed to NTD 76,876,375
5.Effect on the Company's finance and business after the change:Not applicable
6.Any other matters that need to be specified:None