3189 Jingshuo Publishes Financial Information Due to Trading Alert Threshold

Release Date: June 23, 115 (2026) Release Time: 15:52 Company Code: 3189 Company Name: Jingshuo Technology

Subject: Disclosure of Material Financial and Business Information Due to Securities Reaching Public Alert Threshold on the Centralized Market

Reason: In accordance with instructions from the Taiwan Stock Exchange Corporation.

Factual Date: June 23, 115 (2026)

Financial and Business Information:

The following table presents financial performance for the most recent month, quarter, and last four quarters combined:

| Item | Most Recent Month (May 115) | YoY Change % | Most Recent Quarter (Q1 115) | YoY Change % | Last Four Quarters (Q2 114 to Q1 115) | |------|------------------------------|-------------|-------------------------------|-------------|----------------------------------------| | Revenue (NT$ million) | 4,200 | 33.04% | 11,105 | 28.83% | 41,836 | | Pre-tax Net Profit (NT$ million) | 610 | 563.04% | 964 | 37.71% | 3,352 | | Net Profit Attributable to Owners of Parent (NT$ million) | 461 | 2973.33% | 549 | 98.91% | 1,869 | | Earnings Per Share (NT$) | 0.91 | 2973.33% | 1.17 | 91.80% | 4.07 |

Disclosure of Material Information: 1. Whether any event under Article 4 of the TWSE's Procedures for Verification and Disclosure of Material Information applies: No 2. Whether a press conference under Article 11 is required: No

For complete financial data, please visit the Public Information Observation Station via the following paths: (1) Recent Revenue and Earnings: Basic Information > Summary (2) Historical Monthly Revenue: Operations Overview > Monthly Revenue > Monthly Revenue under IFRS (3) Historical Earnings (Audited/Reviewed): Financial Statements > Under IFRS > Consolidated/Individual > Consolidated Statement of Comprehensive Income (4) Historical Earnings (Voluntary Self-compiled): Operations Overview > Self-compiled Earnings Announcement: None

Other Matters to Note: None