To: Valued Customers, Partners, and All Employees of the Company

Song Cong Diesel Co., Ltd (DISOCO) is pleased to announce the schedule for the upcoming National Day holiday on the occasion of the 80th Anniversary of the National Day of the Socialist Republic of Vietnam (September 2, 1945 – September 2, 2025) as follows:

1. Holiday period:
   From Monday, September 1, 2025 to the end of Tuesday, September 2, 2025.
2. Work resumes:
   Wednesday, September 3, 2025.

During the holiday, all production, business, and customer support activities will be temporarily interrupted. We kindly ask for your understanding.

For urgent matters, please contact us via the following channels so that we may promptly handle them as soon as we return to work:

• Email: contact@disoco.com.vn

• Phone: (+84)-208-3862332

DISOCO would like to wish you and your families a joyful, happy, and meaningful National Day holiday!

Best Regards!