Announcements & Circulars

Announcements & Circulars 2026-05-18

Documents for Display (Multiple Files)

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  • Proxy Forms

FORM OF PROXY FOR 2025 ANNUAL GENERAL MEETING TO BE HELD ON FRIDAY, JUNE 26, 2026

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  • Announcements & Circulars

NOTICE OF THE 2025 ANNUAL GENERAL MEETING

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  • Announcements & Circulars

CIRCULAR OF 2025 ANNUAL GENERAL MEETING

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  • Announcements & Circulars

Announcement on (1) Proposed Election of the Seventh Session of the Board of Directors and (2) Proposed Re-appointment of Auditors

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  • Monthly Returns

MONTHLY RETURN FOR EQUITY ISSUER ON MOVEMENTS IN SECURITIES FOR THE MONTH ENDED MAY 31,2026

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  • Announcements & Circulars

ANNOUNCEMENT OF ALLOTMENT RESULTS

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SDMC (00901.HK)

(a) Articles of Association.pdf

(b) Accountants’ Report.pdf

(c) Audited Consolidated Financial Statements.pdf

(d) Report on Unaudited Pro Forma Financial Information.pdf

(e) Industry Report.pdf

(f) Memorandum of Advice Relating to International Export Controls and Trade Sanctions.pdf

(g) Material Contracts.pdf

(h) Consents of Experts.pdf

(i) PRC Legal Opinion.pdf

(j) Service Contracts and Appointment Letters.pdf

(k) PRC Company Law, the Trial Administrative Measures of Overseas Securities Offering and Listing by Domestic Companies, together with their unofficial English translation.pdf




Zheng Qian

Independent Director

Dr. Zheng Qian，was appointed as our independent non-executive Director in April 2025. Dr. Zheng obtained his bachelor’s degree in automation from Harbin Engineering University in July 2017 and a Ph.D. degree in control science and engineering from Zhejiang University in June 2022. He is primarily responsible for providing independent advice and judgment to our Board.

Dr. Zheng worked as a postdoctoral researcher mainly focusing on embodied affective interaction and neural oscillation decoupling at the Shenzhen Institutes of Advanced Technology of Chinese Academy of Sciences from July 2022 to October 2024. He has been appointed as an associate researcher of the Center for AI Services Computing (AISC) at the College of Computer Science and Software Engineering of Shenzhen University since November 2024.

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Luk Pui Yin Grace

Independent Director

Ms. Luk Pui Yin Grace, was appointed as our independent non-executive Director in April 2025. She graduated from Chinese University of Hong Kong. She is primarily responsible for providing independent advice and judgment to our Board.

Ms. Luk has over 30 years of corporate governance and financial management experience in the Greater China Region. From July 1988 to February 1993, she served as an auditor at Arthur Andersen & Co. in Hong Kong. From March 1993 to March 1994, she was the department head of category financial management department and assistant budget manager of Colgate Palmolive (HK) Limited. From March 1994 to June 2002, she served as the Financial Controller and director of Kleinwort Benson China Management Limited. From April 2001 to December 2001,she served as the Vice President of Dresdner Kleinwort Capital, the private equity arm of Dresdner Bank and a company principally engaged in providing investment banking services. From September 2003 to July 2005, she served as the Financial Controller of Ajia Partners (HK) Limited, From August 2005 to May 2013, she served as the Chief Operating Officer and Chief Financial Officer of North Asia Strategic Holdings Limited. From May 2013 to December 2018, she served as an executive director and Chief Financial Officer of Hong Kong Shanghai Alliance Holdings Limited. From January 2019 to March 2022, she worked at Nano and Advanced Materials Institute Limited as Director of Finance. Since June 2024, Ms. Luk has been appointed as the independent non-executive director of M&L Holdings Group Limited, and was primarily responsible for providing independent advice and judgment to the board of the company.

She has been an associate of the Hong Kong Institute of Certified Public Accountants since September 1991 and an associate of the UK Chartered Institute of Management Accountants since August 1995. She has also been a fellow of the UK Association of Chartered Certified Accountants since July 1996 and a member of the Hong Kong Institute of Directors since November 2023.

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Yin Renyong

Independent Director

Mr. Yin Renyong, was appointed as our independent non-executive Director since June 2020. He graduated from Jilin University. He is primarily responsible for providing independent advice and judgment to our Board. Prior to joining the Group, Mr. Yin has over 22 years of experience in the finance industry where he engaged in accounting-related work, including working at Huawei Technologies Co., Ltd., ShineWing Certified Public Accountants, Xiangcai Securities Co., Ltd. From April 2021 to October 2022, he served as the chief financial officer of Shenzhen Hard City Information Technology Co., Ltd. From October 2023 to March 2025, he worked as the financial director of Shenzhen Skyeagle Equipment Technology Co., Ltd. From April 2025 to April 2026, he was as the financial director of New Energy Technology (Shenzhen) Co., Ltd.,

He was certified as a non-practicing member of the Chinese Institute of Certified Public Accountants in 2011.

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Dang Hui

Executive Director

Ms. Dang Hui, is our executive Director and general manager of our financial management department. She graduated from Zhongnan University of Economics and Law. She joined our Group in May 2021, and is primarily responsible for overseeing the overall financial planning, capital management and tax planning of the Group.

Prior to joining the Group, Ms. Dang worked at the finance, tax and capital department of ZTE Corporation from October 2004 to January 2016. She also worked as the assistant to general manager and the director of the financial management department of Shenzhen Coship Electronics Co., Ltd. from July 2016 to May 2020. She then worked at Zhengzhong Real Estate Group Co., Ltd. a company principally engaged in real estate development, with her last position as the director of property finance department of the finance and accounting operation center from June 2020 to May 2021.

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Li Jun

Executive Director

Mr. Li Jun, is our executive Director and general manager of our Terminal Product Center. He is primarily responsible for overall strategic planning, research and development and management of terminal products. He joined our Group since July 2009, and had been successively appointed as the software engineer, product engineer, project manager, vice general manager and general manager of our international business line research and development center, general manager of our video product line, primarily responsible for the overall research and development and management of our video products.

Mr. Li Jun has been steering the Group’s R&D with his service of over 15 years. He has played pivotal roles in various municipal-level projects, such as acted as deputy project manager of Research and Application of Non-Contact Touchscreen Gaming Control Technology and technical specialist of Next-Generation Multimedia Digital Smart Home Gateway, laying the crucial foundation for the Group’s recognition as a National High-tech Enterprise and the certificate of national technologically advanced key Little Giant Enterprise. Furthermore, Mr. Li Jun has spearheaded breakthroughs in OTT and system platform technologies and OTT edge-side AI algorithms. For Home AI agent related projects, Mr. Li Jun has been heavily involved in core decisions and planning, personally directed technical breakthroughs, and facilitated the deep integration of interactive functions including voice recognition, motions into video products.

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Yan Zhikang

Executive Director

Mr. Yan Zhikang, is our executive Director and senior vice president. He is primarily responsible for managing our global marketing center, formulating and implementing the sales strategies and overseeing the sales development of our Group. Mr. Yan joined our Group in May 2006 and had been successively appointed as the engineer, research and development vice director and executive director, vice president of our Group and senior vice president of our Group, where he was mainly responsible for overseeing and managing our video product line, including sales, research and development and product planning of our video products.

Mr. Yan was honored as a High-Level Professional (local-level talent) by The Human Resources and Social Security Administration of Shenzhen Municipality in May 2020. He was also listed as an innovative outstanding individual on the 2024 Guangdong Hong Kong Macau Greater Bay Area Enterprise Innovation Rankings by the Federation of Shenzhen Industries in February 2025. Mr. Yan obtained his bachelor’s degree in electronic science and technology and master’s degree in microelectronics from Hunan University in June 2003 and June 2006, respectively. He obtained a professional certificate as a senior engineer in electronic component from The Human Resources and Social Security Administration of Shenzhen Municipality in August 2021.

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Li Bo

Executive Director

Mr. Li Bo, is our founder, executive Director, chairman of our Board and our general manager. He graduated from Central South University in June 1997.

From February 1999 to February 2003, he served as the project manager and research and development director at Shenzhen Coship Electronics Co., Ltd. and was primarily responsible for research and development of digital video products. Since October 2003, Mr. Li had been the executive Director and general manager of the Group for a period of over two decades, primarily responsible for the overall strategic planning, development and operation of the Group’s business in the digital and intelligent home solution industry.

Mr. Li has acquired substantial industry experience and received various industry awards. In June 2014, he was honored as a High-Level Professional (Reserve Talent) by The Human Resources and Social Security Administration of Shenzhen Municipality) In September 2016, he was recognized as High-Level Talent in Nanshan District of Shenzhen (Level C) by Human Resources Bureau of Nanshan District, Shenzhen. In March 2023, he was listed as an innovative outstanding individual on the 2022 Guangdong Hong Kong Macau Greater Bay Area Enterprise Innovation Rankings by the Federation of Shenzhen Industries. In September 2023, he was awarded the Shenzhen Industry Award (Encouragement Award) – Industrialist by the Federation of Shenzhen Industries and the Shenzhen Economic Daily. In February 2025, he was recognized as an innovative outstanding contribution individual of the 23rd (2024) Shenzhen Enterprises Innovation Record by the Shenzhen Enterprise Innovation Record Audition Committee and Organization Committee.

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