Based on document No.1706/2026/CV-SBG dated 17/6/2026, from Siba High-Tech Mechanical Engineering Group Joint Stock Company (Stock code: SBG) regarding the correction of the rights exercise notice No. 1006.1/TB dated 10/06/2026, the Viet Nam Securities Depository and Clearing Corporation - Ho Chi Minh City Branch (CNVSDC) announces the adjustment of the content for soliciting opinions on SBG securities (Record date: 26/6/2026) as follows:
- Information already announced in notice No. 1222/TB-CNVSDC dated 12/6/2026:
Content for soliciting opinions:
+ Amendment and supplementation of the share issuance plan under the ESOP in 2026 (Plan approved by the Annual General Meeting  (“AGM”) in 2026 of Shiba High-Tech Machinery Group Joint Stock Company approved in General Meeting Resolution No. 02/2026/NQ-ĐHĐCĐ-SBG dated 24/04/2026);
+ 2026 Plan for private placement;
+ Other issues within the authority of the General Meeting (if any).
- Adjustment information:
Content :
+ Amendment and supplementation of the plan for issuing shares under the ESOP in 2026 (Plan approved by the Annual General Meeting (“General Meeting”) of Shiba High-Tech Machinery Group Joint Stock Company in 2026 in General Meeting Resolution No. 02/2026/NQ-ĐHĐCĐ-SBG dated 24/04/2026);
+ Plan for capital increase issuance in 2026;
+ Other matters within the authority of the General Meeting (if any).
Reason for change: Due to an oversight during the drafting process.

Other contents in the Notice no.1222/TB-CNVSDC dated 12/6/2026 by VSDC's Branch remain unchanged.