【Announcement Summary】Listed Company Share Reduction Overview on March 16

As of 8:00 PM on March 16, the following is a summary of share reduction announcements issued by listed companies:

Yiheda (301029), controlled by the concerted action of the major shareholder and Zhongfuhui and Zhongruihui, plans to reduce no more than 17.29 million shares, accounting for 2.73% of the total share capital, within three months after 15 trading days from the announcement through centralized bidding or block trades.

Youfa Group (601686), director Zhang Degang, due to personal funding needs, plans to reduce no more than 3.06 million shares, representing 0.21% of the total share capital, from April 8, 2026, to July 7, 2026, via centralized bidding and block trades.

Xidian New Energy (603312), shareholder Changjiang Chendao, plans to reduce no more than 2.46 million shares, accounting for 1.54% of the total share capital, between April 8, 2026, and July 7, 2026, through centralized bidding and block trades.

Keyuan Pharmaceuticals (301281), shareholder Jinan Dingyou, plans to reduce no more than 3.25 million shares, about 3% of the total share capital, within the next three months via centralized bidding and block trades.

Taihe Technology (300801), controlled by the concerted action of Ms. Cheng Xia, due to personal funding needs, plans to reduce no more than 1 million shares, approximately 0.458% of the total share capital, within the next three months through centralized bidding and block trades.

Laimu Shares (603633), controlled by the party Peijiao, plans to reduce no more than 12.8 million shares, about 3% of the total share capital, from April 8, 2026, to July 7, 2026, via centralized bidding and block trades.

Aerospace Intelligent Manufacturing (300446), controlled by the concerted action of China Lekai Group, plans to reduce no more than 8.45 million shares, approximately 1% of the total share capital, within three months via centralized bidding.

Huiyu Pharmaceuticals (688553), shareholder Wang Xiaopeng, due to funding needs, plans to reduce no more than 12.71 million shares, accounting for 3% of the total share capital, from April 8, 2026, to July 6, 2026, through centralized bidding and block trades.

Electronics Institute (300215), controlled by Hu Chun, due to funding needs, plans to reduce no more than 7.49 million shares, representing 1% of the total share capital, from April 9, 2026, to July 8, 2026, via centralized bidding.

Xinghuan Technology (688031), shareholder Lin Zhi Licang, plans to reduce no more than 1.21 million shares, about 1% of the total share capital, within three months through centralized bidding.

Southern Power Grid Energy (003035), shareholder Green Energy Mixed Reform Equity Investment Fund, plans to reduce no more than 75.75 million shares, accounting for 2% of the total share capital, within three months via centralized bidding and block trades.

263 (002467), controlling shareholder Li Xiaolong, due to personal funding needs, plans to reduce no more than 27.51 million shares, about 2% of the total share capital, from April 9, 2026, to July 8, 2026, through block trades and centralized bidding.

Hema股份 (688032), shareholder Gang Zhi Investment and its concerted action Han Hualong, have cumulatively reduced 2.84 million shares, accounting for 2.30% of the total share capital, via centralized bidding and block trades.

Hengshang Energy Saving (603137), shareholder Lu Fengxian, has cumulatively reduced 1.83 million shares, representing 1% of the total share capital, via centralized bidding.

Luo Kai Shares (603829), shareholder Shanghai Tiansai Electric, has cumulatively reduced 460,000 shares, accounting for 0.25% of the total share capital, via centralized bidding.

Yuan Dong Shares (600869), shareholder Yixing Guoyuan Investment Partnership, reduced 3.99 million shares, representing 0.18% of the total share capital, via centralized bidding, lowering the holding ratio to 5.93% after the change.

Oujing Technology (001269), shareholder Wan Zhao Hui Gu, holding more than 5%, reduced 2.49 million shares via centralized bidding and block trades, accounting for 1.30% of the current total share capital.

Dinglong Shares (300054), director Yang Pingcai, actually reduced 160,000 shares, accounting for 0.017% of the total share capital; director Yao Hong, actually reduced 90,000 shares, accounting for 0.009%.

Wajinke (301380), controlling shareholder Li Zheng completed the reduction plan, reducing a total of 3.04 million shares, accounting for 3% of the total share capital.

Huada Technology (603358), shareholder and director Liu Danqun, plans to reduce no more than 6.15 million shares, about 1.31% of the total share capital, via centralized bidding and block trades starting April 8, 2026.

Aoling Education (600661), shareholder Shanghai Changjia Investment Co., Ltd., plans to reduce no more than 3% of the company’s shares within three months, with no more than 1% via centralized bidding and 2% via block trades.

Longxun Shares (688486), shareholder Hefei Zhong’an, has cumulatively reduced 1.43 million shares via centralized bidding, accounting for 1.0769% of the total share capital; shareholder Chuzhou Zhong’an reduced 600,000 shares, accounting for 0.4503%.

Saiwei Microelectronics (688325), actual controllers Zhao Jianhua, Jiang Yanbo, and Ge Weiguo, plan to reduce no more than 390,000 shares via centralized bidding, representing 0.4564% of the total share capital.

Maituo Shares (301006), controlling shareholder Nanjing Wankai, plans to reduce no more than 1.44 million shares via centralized bidding or block trades, accounting for 1.03% of the total share capital.

Jixiang Airlines (603885), controlling shareholder Yunyue Group, has cumulatively reduced 65.51 million shares via centralized bidding and block trades, representing 3% of the total share capital.

Zhongke Information (300678), director Shi Zhiming, reduced 160,000 shares via centralized bidding, accounting for 0.054% of the total share capital; director Wang Xiaodong reduced 75,000 shares, accounting for 0.0238%.

Zhaoyan New Drug (603127/06127), shareholder Gu Xiaolei and his concerted action Gu Meifang, plan to reduce a total of 30.74 million shares via centralized bidding from March 20, 2026, to June 19, 2026, representing 4.1026% of the total share capital.

Zhejiang Medicine (600216), shareholder Guotou High-Tech Investment Co., Ltd., plans to reduce no more than 9.61 million shares via centralized bidding within three months, accounting for 1% of the total share capital.