Bointec Welding: Qianhai Equity Fund and Zhongyuan Qianhai Fund have completed the reduction of 2.99% of their shares.

Bowing Special Welding Announcement: Shareholders, Qianhai Equity Fund and Zhongyuan Qianhai Fund, have completed their reduction plan. Qianhai Equity Fund reduced 876,600 shares through centralized bidding trading and 1,753,300 shares through bulk trading; Zhongyuan Qianhai Fund reduced 438,300 shares through centralized bidding trading and 876,600 shares through bulk trading. A total of 3,944,800 shares were reduced, accounting for 2.99% of the total share capital. After the reduction, Qianhai Equity Fund's shareholding ratio decreased to 3.41% and Zhongyuan Qianhai Fund's shareholding ratio decreased to 1.71%. This reduction plan complies with relevant laws and regulations and will not result in a change in the company's controlling interest.