The A-share non-ferrous sector experienced unusual movements in the closing minutes, with JINGYI INC. and Minfa Aluminium both hitting the daily limit up, while Dingsheng New Materials, North Copper, JIANGYIN ELECTRICAL ALLOY, and JIANGXI COPPER saw significant gains

Dingsheng New Materials: Production costs and sales have not experienced significant fluctuations, and related order contracts are being fulfilled normally

36Kr learned that Dingsheng New Materials announced that, after the company's self-examination, there have been no significant fluctuations in production costs and sales, the internal production and operation order is normal, relevant orders and contracts are being fulfilled normally, and there have been no significant adjustments in the market environment or industry policies. The company's current production and operation activities are normal. The company does not have any significant matters that should be disclosed but have not been disclosed. The company is not involved in market hot concepts, and directors and senior management have not bought or sold the company's stock during periods of abnormal stock trading fluctuations

Dingsheng New Materials: The cumulative deviation value of the closing price increase of A-shares for 3 consecutive days exceeds 20%

Dingsheng New Materials announced that the closing price of its A shares on October 30, October 31, and November 3, 2025, had a cumulative deviation of over 20% in price increase over three consecutive trading days, which constitutes abnormal stock trading volatility. After self-examination and verification with the controlling shareholder and actual controller, as of the announcement date, there is no undisclosed important information that should be disclosed, production and operations are normal, and there are no market hot concepts involved. Relevant personnel did not buy or sell the company's stock during the period of abnormal volatility. The company reminds investors to pay attention to the risks of trading in the secondary market

Dingsheng New Materials: Provides nearly 370 million guarantees and 1.5773 million euros in guarantees for overseas subsidiaries

Dingsheng New Materials announced that it provided guarantees of nearly 370 million yuan and 1.5773 million euros for its overseas subsidiaries, with guarantee periods of three years and until October 13, 2026, respectively. The total external guarantee balance of the company and its subsidiaries reached 2,938.5704 million yuan, accounting for 44.06% of the most recent audited net assets, with no overdue guarantees, and this guarantee is within the authorized limit of the annual shareholders' meeting

Dingsheng New Materials: The company has not carried out research and development in the field of aluminum-ion battery materials

On October 21st, Dingsheng New Materials stated on the interactive platform that, as of now, the company has not carried out research and development in the field of aluminum-ion battery materials