Cig Shanghai (06166): Abnormal fluctuations in A-share stock trading, no undisclosed significant information that should be disclosed.

Cig Shanghai (06166) announced that the company's A-share stock (Securities code: 603083, Securities abbreviation: Cig Shanghai) had a cumulative deviation of 20% in the closing prices on April 17th, April 20th, and April 21st, 2026. According to the relevant provisions of the Shanghai Stock Exchange Trading Rules, this constitutes a case of abnormal stock trading volatility. After consulting with the controlling shareholder CIG Cayman, the actual controller Mr. Gerald GWong, and their concerted action Mr. Zhao Haibo in writing, as of now, there is no significant information that should have been disclosed by the controlling shareholder, actual controller, and their concerted action that has not been disclosed. There are no sensitive issues that may have a significant impact on the company's stock price, including but not limited to major asset reorganization involving the company, share issuance, major trading transactions, business restructuring, share repurchases, equity incentives, bankruptcy reorganization, major business cooperation, and introduction of strategic investors.