CASTRO NANOTECH CO., LIMITED
卡斯特羅納米科技有限公司
About this company
CASTRO NANOTECH CO., LIMITED is a Hong Kong private company limited by shares incorporated on September 30, 2021. It is registered with company registration (CR) number 3089923 and business registration number (BRN) 73409378. It is one of 112,563 companies incorporated in Hong Kong in 2021. The company is currently active on the Hong Kong Companies Register. Its registered office is at ROOM 2103,21/F HO KING COMMERCIAL CENTRE NO. 2-16 FA YUEN STREET MONG KOK, KOWLOON HONG KONG. There are 8 documents on file with the Companies Registry dating back to 2021, most recently (E)FNAR1 - Annual Return filed on October 14, 2025.
Company Information
- CR Number
- 3089923
- BRN
- 73409378
- Company Type
- Private company limited by shares
- Type Category
- Local company
Dates & Status
- Incorporation Date
- 2021-09-30
- Has Charges
- No
- Dormant
- No
Compliance & Flags
- One-member Company
- Yes 2023-09-30
Registered office
Current address
ROOM 2103,21/F HO KING COMMERCIAL CENTRE NO. 2-16 FA YUEN STREET MONG KOK, KOWLOON HONG KONG
Name History
| Name | From | To |
|---|---|---|
| 卡斯特羅納米科技有限公司 | 2021-09-30 | Current |
| CASTRO NANOTECH CO., LIMITED | 2021-09-30 | Current |
Company Documents
(E)FNAR1 - Annual Return
2025-10-14 · Annual Return
(E)FNAR1 - Annual Return
2024-10-14 · Annual Return
Information Sheet regarding Using Business Registration Number as Unique Business Identifier
2023-12-27 · Other
(E)FNAR1 - Annual Return
2023-10-19 · Annual Return
(E)FNAR1 - Annual Return
2022-10-17 · Annual Return
Certificate of Incorporation
2021-09-30 · Incorporation
(E)FNNC1 - Incorporation Form (Company Limited by Shares)
2021-09-30 · Share Related
(E)Articles of Association
2021-09-30 · Memorandum & Articles
| Document | Type | Filing Date | Order |
|---|---|---|---|
| (E)FNAR1 - Annual Return | Annual Return | 2025-10-14 | |
| (E)FNAR1 - Annual Return | Annual Return | 2024-10-14 | |
| Information Sheet regarding Using Business Registration Number as Unique Business Identifier | Other | 2023-12-27 | |
| (E)FNAR1 - Annual Return | Annual Return | 2023-10-19 | |
| (E)FNAR1 - Annual Return | Annual Return | 2022-10-17 | |
| Certificate of Incorporation | Incorporation | 2021-09-30 | |
| (E)FNNC1 - Incorporation Form (Company Limited by Shares) | Share Related | 2021-09-30 | |
| (E)Articles of Association | Memorandum & Articles | 2021-09-30 |
Delivered as a PDF to your email, normally within 24 hours. Full refund if we can't supply it.
Questions or bulk orders? orders@crhk.guru
crhk.guru is an independent service, not affiliated with the Hong Kong Companies Registry. Documents are plain copies of public records obtained from the Registry's e-Services on your behalf.
Related companies
At the same registered office
Frequently asked questions
When was CASTRO NANOTECH CO., LIMITED incorporated?
CASTRO NANOTECH CO., LIMITED was incorporated in Hong Kong on September 30, 2021.
Is CASTRO NANOTECH CO., LIMITED still active?
Yes. CASTRO NANOTECH CO., LIMITED is currently active on the Hong Kong Companies Register.
What are CASTRO NANOTECH CO., LIMITED's CR number and BRN?
CASTRO NANOTECH CO., LIMITED's company registration (CR) number is 3089923 and its business registration number (BRN) is 73409378.
Where is CASTRO NANOTECH CO., LIMITED's registered office?
CASTRO NANOTECH CO., LIMITED's registered office is at ROOM 2103,21/F HO KING COMMERCIAL CENTRE NO. 2-16 FA YUEN STREET MONG KOK, KOWLOON HONG KONG.
What type of company is CASTRO NANOTECH CO., LIMITED?
CASTRO NANOTECH CO., LIMITED is a private company limited by shares on the Hong Kong Companies Registry.
How many documents has CASTRO NANOTECH CO., LIMITED filed?
CASTRO NANOTECH CO., LIMITED has 8 documents on file with the Hong Kong Companies Registry, dating back to 2021.
Need this data via API? Full data and API access →