The controlling shareholder of CH ENERGY ENG (03996), China Energy Engineering Corporation Group, has accumulated an additional 71,185,000 A-shares of the company.

CH ENERGY ENG (03996) Announcement, based on confidence in the company's future development prospects and recognition of the company's investment value, in order to enhance investors' confidence in the company, increase the company's value, and protect the interests of investors, the company's controlling shareholder, CH ENERGY ENG Group Co., Ltd. (hereinafter referred to as China Energy Engineering Corporation Group), plans to increase its holdings of the company's A shares through the Shanghai Stock Exchange trading system in a centralized bidding manner starting from October 15, 2024, for a period of 6 months, with a total amount not less than RMB 300 million and not exceeding RMB 500 million (hereinafter referred to as the current holding plan). During the period from October 15, 2024, to March 11, 2025, China Energy Engineering Corporation Group increased its holdings of the company's A shares by a total of 71.185 million shares through the Shanghai Stock Exchange trading system in a centralized bidding manner, accounting for 0.17% of the company's total shares, with a total increase amount of RMB 156.9 million (excluding fees), exceeding 52% of the lower limit of the current holding plan amount. The current holding plan has not been fully implemented, and China Energy Engineering Corporation Group will continue to monitor the development of the capital market and the trend of the company's stock price, gradually implementing the holding plan.