Taijing Technology: The company's main business is quartz crystal oscillators, oscillators that can be used in humanoid robots, and optical modules. However, the revenue from this business accounts for a very small percentage.

Taijing Technology Announcement: The closing price of the company's stock on February 25, 2026, February 26, 2026, and February 27, 2026, has deviated from the value for three consecutive trading days, with a cumulative increase of over 20%. On March 2, 2026, the company's stock closed at the limit price of 23.96 yuan/share, representing a 24.79% increase from the closing price of 19.2 yuan/share on February 25, 2026. Recently, there has been high market attention on humanoid robots and optical modules. The company's main business is quartz crystal resonators and oscillators, which can be applied to humanoid robots and optical modules. However, the company's related business is currently in the early stage of market promotion, with a very small proportion of business income, and minimal impact on the company's recent financial statements. Please be aware of investment risks, dear investors.