Supplier Communication, Complaints, and Improvement Mechanisms

Formosa Technology E-Market Place has a professional customer service center to provide suppliers with complete consultation services around the clock for questions regarding use of the Company's online price quotation platform or questions about the Company. Furthermore, Formosa Technology E-Market Place has a report and complaint platform with dedicated personnel to look into and respond to reports. Suppliers expressed their opinions in 96 cases in 2025, which can be broken down as follows: a. Inquiry about the contents of procurements: 41.3%; b. Questions about the system: 9.8%; c. Withdraw inquiry about related issues: 1.9%; d. Procurement revision: 3.3%; e. Complaint: 0%; f. Delivery and payment issues: 39.8%; g. Other issues: 3.9%. Issues with systems, delivery, and payment have significantly decreased.