All employees of the company:

The Spring Festival in 2023 is coming. According to the State Council's holiday notice and the company's actual situation, the Spring Festival holiday in 2023 is now arranged as follows:

1. Holiday time: 9 days from January 19, 2023 to January 27, 2023. The official work begins on January 28 (the seventh day of the first month), and January 29 (Sunday) is the national legal working day. The nine-day leave includes seven days stipulated by the state, and the annual leave is deducted from the two days on January 19 and January 20.

2. Please arrange your work properly before the holiday. During holidays, the leaders of each department shall arrange customer service during holidays, and the R&D and operation and maintenance departments shall ensure the normal operation of the system.

3. Carry out safety inspection. Before the holiday, be sure to tidy up the work site and electrical equipment, close the doors and windows, and take preventive measures against fire, theft and other accidents.

4. All employees are required to take preventive measures against the winter epidemic. Pay attention to personal and property safety when going out on holiday, and reasonably arrange rest time.

Thanks for the hard work of the employees who have taken leave in the past year. The company wishes all employees a happy new year and a happy rabbit year in advance!

Wuhan TimeWave IOT Technology Co., Ltd.

January 18, 2023