Labor Day Holiday Notice

Dear Valued Customers and Employees,

As the International Labor Day approaches, and in order to allow everyone to enjoy a pleasant holiday while ensuring the smooth arrangement of business operations, we hereby announce the 2025 Labor Day holiday schedule of Celtec Electromechanical, based on the national statutory holiday regulations and our company’s actual situation:

1. Holiday Schedule

The holiday will last from Thursday, May 1, 2025 to Monday, May 5, 2025, for a total of 5 days. Normal work will resume on Tuesday, May 6, 2025.

2. Customer Service Arrangements

During the holiday, our customer service team will have designated staff on duty to ensure timely responses to your inquiries and needs. However, due to the holiday, some services may be slightly delayed. If you have urgent needs or issues related to testing instruments, please contact us via:

• On-duty phone: +86 18560013985

• On-duty email: trading@celtec.cn

For non-urgent matters, we recommend contacting us after the holiday. We will be happy to assist you with renewed energy and efficient service.

3. Safety Reminders

(1) For Employees

• Travel Safety: The Labor Day holiday is a peak travel period. Please check weather forecasts and traffic updates in advance and plan your trips accordingly. Whether you are driving or using public transportation, obey traffic rules and prioritize safety. Drivers should check their vehicles beforehand and avoid fatigued or drunk driving to ensure everyone's safety.

• Fire Safety: Be cautious with fire, electricity, and gas usage at home or when staying outside. Clear flammable materials from balconies and hallways, avoid illegal wiring or using high-power appliances. When leaving your residence, turn off electrical appliances and gas valves to prevent fire hazards.

• Tourism Safety: If you plan to travel, choose legitimate and certified travel agencies and services. Follow your guide's instructions, adhere to regulations at scenic spots, and avoid entering undeveloped areas. Take care of your personal belongings and valuables.

(2) For Customers

If you need to use our testing instruments during the holiday, please strictly follow the operational guidelines to ensure a safe testing environment. If you encounter any abnormalities during use, stop the operation immediately and contact our customer service team.

Finally, we wish all our employees and valued customers a Happy Labor Day, good health, success at work, and happiness with your families!

Cell Instruments Co., Ltd.
April 30, 2025