Dear Clients, Partners, and Team Members,

As National Day approaches, we celebrate the 77th anniversary of the founding of the People's Republic of China. In accordance with the national holiday schedule and company operational planning, Wuxi High Mountain Hi-Tech Development Co., Ltd. hereby announces the arrangements for the 2026 National Day holiday:

I. Holiday Schedule & Adjusted Working Days

• Holiday Period: October 1 (Thursday) to October 7 (Wednesday), 2026 (7 days in total).

• Adjusted Working Days: September 20 (Sunday) and October 10 (Saturday) are official working days.

• Resuming Operations: Full operations and shipping services will resume on October 8 (Thursday), 2026.

All departments are required to conduct thorough safety checks before departure, ensuring power and water supplies are turned off, and doors and windows are securely locked. For employees traveling during the break, please plan your trips safely and enjoy a peaceful holiday.

II. Uninterrupted Service: Business and Logistics Support

To ensure that inquiry responses, urgent order processing, and shipment tracking for domestic and international clients remain smooth during the holiday, Wuxi High Mountain will maintain active online communication channels.

If you have chemical raw material inquiries, shipment status requests, or technical support needs during the break, please feel free to reach out through the following channels:

• Business Contact: Mr. Fan

• Mobile / WeChat: +86-13382223993

• E-mail: sales1@wxhmchem.com

• Official Website: www.wxhmchem.com

• Russian Market Platform: www.highmountainchemru.com

On-duty staff will remain accessible via phone and online tools to guarantee seamless communication and service continuity throughout the holiday.

III. Happy National Day!

We sincerely thank our valued clients and business partners for your trust and collaboration, as well as our entire team for your hard work and commitment.

Wuxi High Mountain Hi-Tech Development Co., Ltd. wishes everyone a Happy National Day, good health, and continued success!