BUSINESS REGISTRATION NUMBER
BRN 79356078

BO SUN AIR CONDITION ENG Co., Limited

保新冷氣工程有限公司

Registry Verified: 2026-09-19
Jurisdiction: Hong Kong, China

BO SUN AIR CONDITION ENG Co., Limited (保新冷氣工程有限公司) is a Hong Kong corporation duly incorporated under the Companies Ordinance (Cap. 622), legally classified as a Private company limited by shares. Its Business Registration Number (BRN) is 79356078. Incorporated on 2025-12-09, the entity has maintained continuous statutory operations for 11 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 Electrical & Mechanical Services Dept (EMSD) (Licence No. 040258). The registered office is situated at ROOM 4510, 45/F, BLOCK 2, METROPLAZA, 223 HING FONG ROAD, KWAI TSING DISTRICT, NEW TERRITORIES, HONG KONG. Regarding statutory filings, pursuant to Section 662 of the Companies Ordinance (Cap. 622), the company is exempt from filing an annual return in its incorporation year, with its first Annual Return (Form NAR1) filing window scheduled for Dec 09 – Jan 20 (within 42 days after its first anniversary); a total of 3 statutory filings (latest filed on 2025-12-09) are indexed in the registry.

I. Corporate Profile & EMSD Registered Electrical Contractor (REC) Statutory Licensing Status (EMSD Reg: 040258)

Official Chinese Name 保新冷氣工程有限公司 Official English Name BO SUN AIR CONDITION ENG Co., Limited
Company Reg No. (CRN) UBI Regime (8-Digit BRN Sole ID) Business Reg No. (BRN / UBI)
79356078
HK Unique Business ID · US IRS Form W-8BEN-E Foreign TIN
Incorporation Date 2025-12-09 Company Category Private company limited by shares
Current Legal Status Live Statutory Filing Cycle
2026-12-09
42d NAR1 Window: Dec 09 – Jan 20
Registered Office Address
ROOM 4510, 45/F, BLOCK 2, METROPLAZA, 223 HING FONG ROAD, KWAI TSING DISTRICT, NEW TERRITORIES, HONG KONGMetroplaza · Kwai Chung · 3,179 Co-Located Entities →
Significant Controllers (SCR) Statutorily maintained. To penetrate ultimate beneficial owners (UBO) and holding structures, please apply for a Due Diligence Report.

II. EMSD Registered Electrical Contractor Document Retrieval(Form NNC1 & ND2A Filings / CTC)

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Statutory Filing Notice: This entity was newly incorporated (under 1 year). Pursuant to Section 662 of the Companies Ordinance (Cap. 622), its first Annual Return (Form NAR1) will be due within 42 days after its first anniversary. To verify founding shareholders, initial directors, and registered office, please retrieve the official stamped Form NNC1 (Incorporation Form) or Articles of Association (A&A) below.
#Filing DateDocument No.Document NamePagesTariffAction
12025-12-0970005221353
NNC1
Incorporation Form (Company Limited by Shares) (Chinese)Founding Shareholders & Directors
8HK$ 28
22025-12-0970005221355
M&A
Memorandum & Articles of Association (M&A) (Chinese)
27HK$ 33
32025-12-0940025259458
CI
Certificate of Incorporation (CI)
1HK$ 20

III. Commercial Due Diligence & EMSD Registered Electrical Contractor Authorized Electrical Worker & Grade Classification

Statutory Licences (32 Regulators) Licensed Entity
Electrical & Mechanical Services Dept (EMSD)
Registered
Licence No. 040258
Court Litigation & Winding-Up 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 4510, 45/F, BLOCK 2, METROPLAZA, 223 HING FONG ROAD, KWAI TSING DISTRICT, NEW TERRITORIES, HONG KONG
Statutory Office under Cap. 622 Need Registered Office & Secretary? →

IV. EMSD Registered Electrical Contractor Compliance & Statutory Licensing FAQ

Yes. BO SUN AIR CONDITION ENG Co., Limited is a legitimate Hong Kong corporation (Private company limited by shares) duly incorporated under the Companies Ordinance (Cap. 622) on 2025-12-09 (operating for under 1 year (Newly Incorporated)). 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 sole statutory identifier for BO SUN AIR CONDITION ENG Co., Limited is its 8-digit Business Registration Number (BRN / Unique Business Identifier UBI): [79356078]. Pursuant to Phase 2 of the Unique Business Identifier (UBI) regime implemented by the Hong Kong Companies Registry on 27 December 2023, the 8-digit BRN issued by the Inland Revenue Department serves as the unified statutory identifier across all government departments for newly incorporated companies (no separate legacy CRN is issued), and acts as the official Foreign TIN on US IRS Form W-8BEN-E (Part I, Line 9b).

Under the Companies Ordinance (Cap. 622), Hong Kong corporations do not have a 'legal representative' role; executive authority vests in the Board of Directors (Section 643). Because BO SUN AIR CONDITION ENG Co., Limited was incorporated within the past year (2025-12-09), pursuant to Section 662 its first Annual Return (Form NAR1) will be due within 42 days after its 1st incorporation anniversary. Official registry records confirm 3 statutory incorporation dossier(s) archived (latest statutory filing indexed on 2025-12-09: Form NNC1 - Incorporation Form (Company Limited by Shares) (Chinese)). Its founding directors, company secretary, founder member shareholdings, issued share capital, and registered office are definitively recorded in its barcoded Incorporation Form (Form NNC1) and Articles of Association (A&A)—supplemented by any subsequent Return of Allotment (Form NSC1) or Notice of Change of Director (Form ND2A)—available for online retrieval.

According to multi-dimensional checks across Hong Kong statutory authorities: 1. Regulatory Licences: Officially licensed by Hong Kong statutory authorities, currently holding: Electrical & Mechanical Services Dept (EMSD) (Licence No. 040258); 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 BO SUN AIR CONDITION ENG Co., Limited on official record is situated at: [ROOM 4510, 45/F, BLOCK 2, METROPLAZA, 223 HING FONG ROAD, KWAI TSING DISTRICT, NEW TERRITORIES, 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.

Retrieve Filings