Ledman Optoelectronic Co.Ltd(300162) : Announcement on holding 2021 annual performance online briefing

Securities code: Ledman Optoelectronic Co.Ltd(300162) securities abbreviation: Ledman Optoelectronic Co.Ltd(300162) Announcement No.: 2022017 Ledman Optoelectronic Co.Ltd(300162)

Announcement on holding 2021 annual performance online briefing

The company and all members of the board of directors guarantee that the contents of the announcement are true, accurate and complete without false records, misleading statements or major omissions.

Ledman Optoelectronic Co.Ltd(300162) (hereinafter referred to as “the company”) “2021 annual report” and its abstract were disclosed on cninfo.com.cn on April 13, 2022.

In order to enable investors to have a deeper understanding of the company’s production and operation, the company is scheduled to hold a 2021 annual performance presentation on panorama.com from 15:00 to 17:00 on Friday, April 22, 2022. This presentation will be held remotely. Investors can log in to panorama.com’s “investor relations interactive platform”( https://ir.p5w.net. )Participate in this annual performance briefing.

The attendees of this briefing meeting are: Mr. Li MANTIE, chairman and President of the company, Mr. Zuo Jianming, vice president and Secretary of the board of directors, Ms. Zhang Yan, chief financial officer, and Mr. Zhou Yuhua, independent director (if the epidemic situation leads to special circumstances, the company will appropriately adjust the attendees according to the actual situation).

In order to fully respect investors and improve the pertinence of exchanges, we are now soliciting questions from investors in advance for the company’s 2021 annual performance description, and widely listen to the opinions and suggestions of investors. Investors can visit before 15:00 on April 22, 2022 https://ir.p5w.net./zj/ , or scan the QR code below to enter the question collection topic page. The company will answer the questions generally concerned by investors at the 2021 annual performance briefing. Investors are welcome to actively participate in this performance briefing!

(QR code of question collection special page)

It is hereby announced.

Ledman Optoelectronic Co.Ltd(300162) board of directors

April 11, 2022

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