Hengdian East Magnetic: Abnormal fluctuations in stock trading do not exist undisclosed matters that should be disclosed.

Hengdian Dongci announced that the company's stock had a cumulative deviation value exceeding 20% for three consecutive trading days from May 25th to 27th, 2026, indicating abnormal volatility. After verification, the company's previous disclosure information does not require correction or supplementation, no undisclosed significant information reported by the media was found, and the operating and internal and external environments have not changed. The company, controlling shareholder, and actual controller have no significant undisclosed matters to disclose, and the controlling shareholder and actual controller did not buy or sell the company's stock during the period of volatility. The company reminds investors to rely on information disclosed by designated media and to invest rationally.