According to the relevant spirit of the General Office of the State Council, the company hereby notifies the following schedule for the 2023 Labor Day holiday:

From April 29th (Saturday) to May 3rd (Wednesday), 2023, there will be a 5-day holiday with compensatory leave. I will be working on April 23rd (Sunday) and May 6th (Saturday).

During the holiday period, the company's business and after-sales service personnel must keep their phones open, and all new and old customers and friends can be contacted at any time.

Thank you for your attention and support. All staff of Beidou Star Instrument wish you and your family a happy holiday! Arrange work and life in advance, pay attention to safety, travel in a civilized manner, and spend a happy and peaceful holiday.

Beidouxing Industrial Chemistry Research Institute, Haidian District, Beijing

Beijing Beidouxing Technology Co., Ltd

April 26, 2023