Shanghai Stock Exchange: Ningbo Jianshin Superconductor Technology Co., Ltd.'s A-shares will be listed and traded on December 24th.

Announcement from the Shanghai Stock Exchange: Ningbo Health-Sun Superconducting Technology Co., Ltd. A shares will be listed and traded on the Sci-Tech Innovation Board of the Exchange. The company's A shares capital is 167.68 million shares, of which 31.518859 million shares will start trading from December 24, 2025. The stock abbreviation is "Health-Sun Superconducting", and the stock code is "688805".