JIADE Limited (JDZG) names Dr. Yi Chen as independent director and audit expert

Rhea-AI Filing Summary

JIADE LIMITED reported changes to its board of directors and board committees. On March 19, 2026, Dr. Shaoping Lu resigned as a director, member of the audit, nominating and corporate governance, and compensation committees, and as chair of the nominating and corporate governance committee, citing personal reasons and no disagreements with the company.

To fill this vacancy, on March 20, 2026, the board appointed Dr. Yi Chen, age 32, as an independent director, member of the audit, nominating and corporate governance, and compensation committees, and chair of the nominating and corporate governance committee. The company determined she meets Nasdaq and SEC independence standards and qualifies as an audit committee financial expert and financially sophisticated audit committee member. She has postdoctoral research experience in China and holds degrees in polymer science and engineering, chemical and biomolecular engineering, and business administration. She has no family relationships with directors or executives and no related-party transactions requiring disclosure.

FAQ

What board change did JIADE LIMITED (JDZG) disclose in this 6-K?

JIADE LIMITED disclosed that director Dr. Shaoping Lu resigned from the board and all board committees on March 19, 2026. The company simultaneously moved to fill his board and committee roles with a new independent director, maintaining committee coverage and governance structure.

Why did Dr. Shaoping Lu resign from JIADE LIMITED’s board?

Dr. Shaoping Lu resigned for personal reasons and stated his departure was not due to any disagreement with JIADE LIMITED. The company notes there were no disputes regarding its operations, policies, or practices, which helps limit concern about underlying governance or operational conflicts.

Who is the new independent director appointed by JIADE LIMITED (JDZG)?

JIADE LIMITED appointed Dr. Yi Chen as an independent director on March 20, 2026. She also joined the audit, nominating and corporate governance, and compensation committees, and became chair of the nominating and corporate governance committee, bringing academic and research experience in business administration and related fields.

Does JIADE LIMITED consider Dr. Yi Chen independent under Nasdaq rules?

Yes. JIADE LIMITED determined that Dr. Yi Chen meets the independence requirements of Nasdaq’s corporate governance rules and SEC Rule 10A-3. The board also considers her an audit committee financial expert and a financially sophisticated audit committee member under applicable Nasdaq listing standards.

What is Dr. Yi Chen’s professional and educational background?

Dr. Yi Chen has been a postdoctoral researcher at Chengdu University of Technology since November 2024 and previously held a postdoctoral role at Southwestern University of Finance and Economics. She holds degrees in polymer science and engineering, chemical and biomolecular engineering, and a Ph.D. in business administration from Sichuan University.

Are there any related-party or family relationships involving Dr. Yi Chen at JIADE LIMITED?

No. JIADE LIMITED states that Dr. Yi Chen has no family relationship with any director or executive officer. She has also not been involved in transactions with the company in the past two years that would require disclosure under Item 404(a) of Regulation S-K.

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Accepted by SEC EDGAR 03/20/2026 - 04:05 PM Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE

SECURITIES EXCHANGE ACT OF 1934

For the month of March 2026

Commission File Number: 001-42098

JIADE LIMITED

18/F, Block D, Huirong Plaza, No. 88, Section 3, Jinhua Road

Jinjiang District, Chengdu City, Sichuan Province

The People’s Republic of China

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F x                  Form 40-F ¨

Departure and Appointment of a Director

Resignation and Appointment of an Independent Director

On March 19, 2026, Dr. Shaoping Lu notified JIADE LIMITED (the “Company”) of his resignation as a director, a member of the audit committee, nominating and corporate governance committee and compensation committee and the chairperson of the nominating and corporate governance committee, effective March 19, 2026. Dr. Lu has advised that his resignation was due to personal reasons and not a result of any disagreement with the Company on any matter related to the operations, policies, or practices of the Company.

To fill the vacancy created by Dr. Lu’s departure, on March 20, 2026, the board of directors of the Company (the “Board”) appointed Dr. Yi Chen as an independent director of the Company, a member of each of the nominating and corporate governance committee, audit committee, and compensation committee, and as the chairperson of the nominating and corporate governance committee. The Company has determined that Dr. Chen satisfies the “independence” requirements of the corporate governance rules of the Nasdaq Stock Market LLC (“Nasdaq”) and Rule 10A-3 under the Securities Exchange Act of 1934, as amended. The Board has also determined that Dr. Chen qualifies as an audit committee financial expert under the rules of the U.S. Securities and Exchange Commission and as a financially sophisticated audit committee member under the Nasdaq listing rules. The biographical information of Dr. Yi Chen is set forth below.

Dr. Yi Chen, age 32, has worked as a postdoctoral researcher specializing in teaching and scientific research at Chengdu University of Technology since November 2024. Prior to that, she worked as a postdoctoral researcher specializing in scientific research at Southwestern University of Finance and Economics from September 2022 to October 2024. Dr. Chen received a bachelor’s degree in Polymer Science and Engineering from Sichuan University in 2015, a master’s degree in Chemical and Biomolecular Engineering from Hong Kong University of Science and Technology in 2018, and a Ph.D. degree in Business Administration from Sichuan University in 2022.

Dr. Chen does not have a family relationship with any director or executive officer of the Company and has not been involved in any transaction with the Company during the past two years that would require disclosure under Item 404(a) of Regulation S-K.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	JIADE LIMITED
Date: March 20, 2026	By:	/s/ Yuan Li
	Name:	Yuan Li
	Title:	Chairman of the Board of Directors