Long Xun Semiconductor (Hefei) Co., Ltd. Announcement on Expiration of Shareholder Share Reduction Plan and Results of Share Reduction

Securities Code: 688486
Securities Abbreviation: Longxun Co., Ltd.
Announcement No.: 2026-013

Longxun Semiconductor (Hefei) Co., Ltd.

Announcement on the Expiration of Shareholder Reduction Plan and Results of Share Reduction

The company’s board of directors, all directors, and related shareholders guarantee that the content of this announcement is free from any false records, misleading statements, or major omissions, and assume legal responsibility for its truthfulness, accuracy, and completeness.

Important Highlights:

● Basic Information on Shareholders’ Holdings

Before implementing this reduction plan, Hefei Zhong’an Haichuang Venture Capital Partnership (Limited Partnership) (hereinafter “Hefei Zhong’an”) held 2,483,014 shares of Longxun Semiconductor (Hefei) Co., Ltd. (hereinafter “the Company” or “Issuer”), accounting for 1.8623% of the total share capital. Of these, 1,290,547 shares were acquired before the company’s initial public offering and have been listed and tradable since February 21, 2024; 1,192,467 shares were obtained through capital reserve conversion into share capital and are already listed and tradable.

Before implementing this reduction plan, Chuzhou Zhong’an Venture Capital Emerging Industry Fund Partnership (Limited Partnership) (hereinafter “Chuzhou Zhong’an”) held 1,026,124 shares, accounting for 0.7696% of the total share capital. Of these, 533,329 shares were acquired before the company’s initial public offering and have been listed and tradable since February 21, 2024; 492,795 shares were obtained through capital reserve conversion and are already listed and tradable.

Both Hefei Zhong’an and Chuzhou Zhong’an’s executive partners are managed by Anhui Yun Song Venture Capital Fund Management Co., Ltd., and they are considered concerted actors, collectively holding 3,509,138 shares, representing 2.6320% of the company’s total share capital.

● Results of the Reduction Plan

On November 21, 2025, the company disclosed the “Longxun Co., Ltd. Shareholder Share Reduction Plan Announcement” (Announcement No.: 2025-050) on the Shanghai Stock Exchange (www.sse.com.cn). Due to their own funding needs, shareholders Hefei Zhong’an plans to reduce no more than 2,483,014 shares of the company through centralized bidding or block trades from December 15, 2025, to March 13, 2026, representing no more than 1.8623% of the company’s total share capital; Chuzhou Zhong’an plans to reduce no more than 1,026,124 shares during the same period, representing no more than 0.7696%. If the company issues dividends, capital increases, new shares, or rights issues during the reduction period, the number of shares to be reduced and the proportion will be adjusted accordingly.

On March 16, 2026, the company received notices from Hefei Zhong’an and Chuzhou Zhong’an regarding the expiration of the reduction period and the results of their share reductions. During this period, Hefei Zhong’an reduced 1,435,816 shares via centralized bidding, accounting for 1.0769% of the total share capital; Chuzhou Zhong’an reduced 600,318 shares, accounting for 0.4503%. The reduction plan has now expired.

1. Basic Situation Before the Reduction

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Note: 1. The “other methods” of share source for Hefei Zhong’an and Chuzhou Zhong’an refer to shares obtained through capital reserve conversion during the company’s 2023 and 2024 annual rights distributions.

2. If there are discrepancies between the total sum of parts and the directly added figures in this announcement, these are due to rounding.

The above reduction entities are considered concerted actors:

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2. Results of the Reduction Plan

(1) Disclosure of the reduction results due to the following reasons:

The disclosed reduction period has expired

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Note: The “shareholding ratio” in the table above is calculated based on the company’s current total share capital of 133,327,682 shares, rounded to four decimal places.

(2) Did the reduction comply with relevant laws, regulations, and the rules of this exchange? √ Yes □ No

(3) Is the actual reduction consistent with the previously disclosed plan and commitments? √ Yes □ No

(4) Has the reduction period expired and the reduction been implemented? □ Not implemented √ Implemented

(5) Did the actual reduction meet the minimum reduction quantity (or proportion) in the plan? □ Not met √ Met

(6) Was the reduction plan terminated early? □ Yes √ No

(7) Were there any violations of the reduction plan or other commitments? □ Yes √ No

This announcement is hereby made.

Board of Directors of Longxun Semiconductor (Hefei) Co., Ltd.

March 17, 2026