BUSINESS REGISTRATION NUMBER
BRN 07054226
Registry Verified: 2026-09-19
Jurisdiction: Hong Kong, ChinaJurisdiction: Hong Kong

MICROTRONIC SECURITY SYSTEMS LIMITED (美電防盜系統有限公司) is a Hong Kong corporation duly incorporated under the Companies Ordinance (Cap. 622), legally classified as a Private company limited by shares. Its official Company Registration Number (CR No. / CRN) is 0084233, and Business Registration Number (BRN) is 07054226. Incorporated on 1980-07-15, the entity has maintained continuous statutory operations for 46 years and 3 months, currently holding an active legal status of Live. In terms of statutory licensing, the corporation is officially authorized and regulated in Hong Kong, holding Security & Guarding Services Authority (SGSIA) (Licence No. 0018), Electrical & Mechanical Services Dept (EMSD) (Licence No. 005482), Office of the Communications Authority (OFCA) (Licence No. SA00000365-SA). The registered office is situated at ROOM 51, 1/F, SEVEN SEAS COMMERCIAL CENTRE, 121 KING'S ROAD, NORTH POINT, HONG KONG. Regarding statutory filings, pursuant to Section 662 of the Companies Ordinance (Cap. 622), its annual return filing window falls between Jul 15 – Aug 26 (within 42 days after its incorporation anniversary), with the latest Annual Return (Form NAR1) officially filed on 2026-07-16; a total of 10 statutory filings are indexed in the registry (with no Form NM1 specified charge or mortgage registrations recorded).

I. Corporate Profile & SGSIA Licensed Security Company Statutory Licensing Status (Security Company Licence: 0018)

Official Chinese Name 美電防盜系統有限公司 Official English Name MICROTRONIC SECURITY SYSTEMS LIMITED
Name Evolution
(1 Former Name)
1980-07-15 Founding Incorp. Name
OPHIUCHUS INVESTMENT LIMITED
1983-05-13 Current Legal Name
美電防盜系統有限公司MICROTRONIC SECURITY SYSTEMS LIMITED
Company Reg No. (CRN) 0084233 Business Reg No. (BRN) 07054226
Incorporation Date
1980-07-15(46 yrs 3 mos)
Company Category Private company limited by shares
Current Legal Status Live Statutory Filing Cycle
2027-07-15(2026 Return Filed)
Registered Office Address
ROOM 51, 1/F, SEVEN SEAS COMMERCIAL CENTRE, 121 KING'S ROAD, NORTH POINT, HONG KONG
Significant Controllers (SCR) Statutorily maintained. To penetrate ultimate beneficial owners (UBO) and holding structures, please apply for a Due Diligence Report.

II. Licensed Security Company Document Retrieval(Annual Return NAR1 / Articles / ND2A / CTC)

#Filing DateDocument No.Document NamePagesTariffAction
12026-07-1622802988536
NAR1Annual Return (2026) (English)
2026-07-16·22802988536·9p·HK$ 28
9HK$ 28
22025-07-1822402318202
NAR1Annual Return (2025) (English)
2025-07-18·22402318202·9p·HK$ 28
9HK$ 28
32024-07-1622302423495
NAR1Annual Return (2024) (English)
2024-07-16·22302423495·9p·HK$ 28
9HK$ 28
42023-12-27SH000147763
BRN_REFReference Document for Business Registration Number as UBI
2023-12-27·SH000147763·1p·HK$ 20
1HK$ 20
52023-07-1823402112862
NAR1Annual Return (2023) (English)
2023-07-18·23402112862·8p·HK$ 28
8HK$ 28
62023-06-2322602422862
ND2ANotice of Change of Company Secretary and Director (English)
2023-06-23·22602422862·3p·HK$ 20
3HK$ 20
72022-07-1823302000338
NAR1Annual Return (2022) (English)
2022-07-18·23302000338·9p·HK$ 28
9HK$ 28
82021-07-1523501818679
NAR1Annual Return (2021) (English)
2021-07-15·23501818679·9p·HK$ 28
9HK$ 28
92020-07-1522202250595
NAR1Annual Return (2020) (English)
2020-07-15·22202250595·9p·HK$ 28
9HK$ 28
102019-07-1622801988543
NAR1Annual Return (2019) (English)
2019-07-16·22801988543·9p·HK$ 28
9HK$ 28

III. Commercial Due Diligence & Licensed Security Company Type I/II/III License & Controller Verification

Statutory Licences (32 Regulators) Licensed Entity
Security & Guarding Services Authority (SGSIA)
Active (Licensed)
Licence No. 0018
Electrical & Mechanical Services Dept (EMSD)
Registered
Licence No. 005482
Office of the Communications Authority (OFCA)
Active (Licensed)
Licence No. SA00000365-SA
Court Litigation & Insolvency No Court Records
Screened against 1M+ corporate litigation records; no public court cases or winding-up petitions (HCCW) found.
Regulatory Disciplinary & Alert Lists Clean Record
Screen official gazettes, HKMA alert lists, TCSP disciplinary notices, SFC enforcement actions, and customs compliance lists. No negative enforcement records found.
Office & Address Verification Address Resolved
ROOM 51, 1/F, SEVEN SEAS COMMERCIAL CENTRE, 121 KING'S ROAD, NORTH POINT, HONG KONG
Statutory Office under Cap. 622 Need Registered Office & Secretary? →
Hong Kong Corporate Due Diligence & Risk Screening Service
💡 Corporate management: For statutory annual return filings, registered office, or SCR compliance, explore HC BUSINESS LIMITED (TCSP TC006431). Learn More →

IV. Licensed Security Company Compliance & Statutory Licensing FAQ

Yes. MICROTRONIC SECURITY SYSTEMS LIMITED is a legitimate Hong Kong corporation (Private company limited by shares) duly incorporated under the Companies Ordinance (Cap. 622) on 1980-07-15 (operating for 46 years). According to official registers of the Hong Kong Companies Registry (CR), the entity holds an active statutory standing of [Live / In Operation], possessing independent legal personality and full corporate capacity (Statutory verification: September 2026).

The statutory primary identifiers for MICROTRONIC SECURITY SYSTEMS LIMITED are: 1. Business Registration Number (BRN / Unique Business Identifier UBI): [07054226] (effective from 27 December 2023, this 8-digit number issued under Cap. 310 serves as the unified cross-departmental corporate identifier); 2. Company Registration Number (CRN): [0084233] (incorporation archive number issued under Cap. 622). Together, these dual keys uniquely lock the entity in international banking KYC and cross-border contracts.

Under the Companies Ordinance (Cap. 622) of Hong Kong, incorporated companies do not maintain a single 'legal representative' position; the Board of Directors (Section 643) exercises statutory management authority. Under the New Inspection Regime, public inspection displays directors' correspondence addresses and partially masked identification numbers. Complete current and historical directorships (Form ND2A), registered member shareholdings (Form NAR1 / Section 627), and Ultimate Beneficial Ownership (UBO / SCR under Part 12 Division 2A) are verified through official statutory filing retrieval.

Yes. According to the official statutory records of the Hong Kong Companies Registry, MICROTRONIC SECURITY SYSTEMS LIMITED has officially recorded 1 legal name change(s): [OPHIUCHUS INVESTMENT LIMITED (effective 1980-07-15)]. Pursuant to Sections 107 and 109 of the Companies Ordinance (Cap. 622), each name change was passed by special resolution (Form NNC2) and took statutory effect upon issuance of a Certificate of Change of Name by the Registrar of Companies; under Section 109(4), changing the company name does not affect any rights, obligations, or legal proceedings of the company.

Yes. Statutory indexing confirms that MICROTRONIC SECURITY SYSTEMS LIMITED has accumulated 10 official filing dossier(s) archived in the Hong Kong Companies Registry (latest statutory filing indexed on 2026-07-16: Form NAR1 - Annual Return (2026) (English)). Pursuant to Section 662 of the Companies Ordinance (Cap. 622), private companies must deliver an Annual Return (Form NAR1) within 42 days after each incorporation anniversary. Available barcoded dossiers include: latest Annual Return (Form NAR1 - detailing current share capital, registered office, directors, and member shareholdings), Incorporation Form (Form NNC1), Articles of Association, and Change of Company Secretary and Director notices (Form ND2A), each bearing authentic ICRIS electronic barcode verification.

According to multi-dimensional checks across Hong Kong statutory authorities: 1. Regulatory Licences: Officially licensed by Hong Kong statutory authorities, currently holding: Security & Guarding Services Authority (SGSIA) (Licence No. 0018); Electrical & Mechanical Services Dept (EMSD) (Licence No. 005482); Office of the Communications Authority (OFCA) (Licence No. SA00000365-SA); 2. Judicial Screening (Litigation & Winding-Up): cross-referenced with the Hong Kong Judiciary public writs database and Official Receiver's Office (ORO) registers; no public civil action writs (HCA/DCCJ) or compulsory winding-up petitions (HCCW under Cap. 32) were found on current index records.

The statutory registered office of MICROTRONIC SECURITY SYSTEMS LIMITED on official record is situated at: [ROOM 51, 1/F, SEVEN SEAS COMMERCIAL CENTRE, 121 KING'S ROAD, NORTH POINT, HONG KONG]. Pursuant to Section 658 of the Companies Ordinance (Cap. 622), every Hong Kong company must maintain a registered office in Hong Kong to which all communications and legal notices may be addressed, and file Form NR1 within 15 days of any address change. Under Section 3 of the Companies (Disclosure of Company Name and Liability Status) Regulation (Cap. 622B), the company must continuously display its registered name in legible characters at its registered office.

Under Section 127 of the Companies Ordinance (Cap. 622), Hong Kong has abolished the mandatory use of a metallic common seal; MICROTRONIC SECURITY SYSTEMS LIMITED (CRN: 0084233 / 8-digit BRN: 07054226) may lawfully execute a commercial contract without a common seal by having the document signed on its behalf by its sole director (for a single-director company) or by two directors / one director and the company secretary, and under Cap. 622B Section 4 must state its registered legal name on all contracts, transaction instruments, and official websites. Because commercial rubber chops are not registered with the Hong Kong Government, counterparties must retrieve the latest Annual Return (Form NAR1), director change notices (Form ND2A), and Register of Charges filings (Form NM1 under Cap. 622 s.334) from the Companies Registry to verify authorized signatory directors and asset pledges.

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