LONG DUO SCIENTIFIC LIMITED
朗鐸科技有限公司
About this company
LONG DUO SCIENTIFIC LIMITED is a Hong Kong private company limited by shares incorporated on June 12, 2017. It is registered with company registration (CR) number 2544220 and business registration number (BRN) 67842932. It is one of 161,289 companies incorporated in Hong Kong in 2017. The company is currently active on the Hong Kong Companies Register. Its registered office is at 香港 灣仔告士打道128號祥豐大廈15樓A-B室. There are 25 documents on file with the Companies Registry dating back to 2017, most recently (E)FND4 - Notice of Resignation of Company Secretary and Director filed on June 30, 2026.
Company Information
- CR Number
- 2544220
- BRN
- 67842932
- Company Type
- Private company limited by shares
- Type Category
- Local company
Dates & Status
- Incorporation Date
- 2017-06-12
- Has Charges
- No
- Dormant
- No
Compliance & Flags
- One-member Company
- Yes 2023-06-12
Registered office
Current address
香港 灣仔告士打道128號祥豐大廈15樓A-B室
2 earlier registered-office addresses on file for this company. (earliest on record: 2019-11-15)
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Name History
| Name | From | To |
|---|---|---|
| 朗鐸科技有限公司 | 2017-06-12 | Current |
| LONG DUO SCIENTIFIC LIMITED | 2017-06-12 | Current |
Company Documents
(E)FND4 - Notice of Resignation of Company Secretary and Director
2026-06-30 · Director/Secretary Change
(C)FNAR1 - Annual Return
2026-06-12 · Annual Return
(E)FNR1 - Notice of Change of Address of Registered Office
2026-06-02 · Address Change
(E)FND2A - Notice of Change of Company Secretary and Director (Appointment/Cessation)
2026-06-02 · Director/Secretary Change
(E)FNR1 - Notice of Change of Address of Registered Office
2025-12-15 · Address Change
(C)FNAR1 - Annual Return
2025-06-12 · Annual Return
(C)FND2A - Notice of Change of Company Secretary and Director (Appointment/Cessation)
2024-08-05 · Director/Secretary Change
(C)FNAR1 - Annual Return
2024-06-13 · Annual Return
Information Sheet regarding Using Business Registration Number as Unique Business Identifier
2023-12-27 · Other
(C)FNAR1 - Annual Return
2023-06-12 · Annual Return
(C)FNAR1 - Annual Return
2022-06-13 · Annual Return
(E)FND2B - Notice of Change in Particulars of Company Secretary and Director
2021-12-08 · Director/Secretary Change
(C)FNAR1 - Annual Return
2021-06-15 · Annual Return
(C)FNAR1 - Annual Return
2020-06-12 · Annual Return
(C)FNR1 - Notice of Change of Address of Registered Office
2019-11-18 · Address Change
(C)FNR2 - Notice of Location of Registers and Company Records
2019-11-18 · Other
(E)FNAR1 - Annual Return
2019-06-12 · Annual Return
(E)FND2A - Notice of Change of Company Secretary and Director (Appointment/Cessation)
2019-01-28 · Director/Secretary Change
(E)FNR1 - Notice of Change of Address of Registered Office
2019-01-28 · Address Change
(E)FND4 - Notice of Resignation of Company Secretary and Director
2019-01-28 · Director/Secretary Change
| Document | Type | Filing Date | Order |
|---|---|---|---|
| (E)FND4 - Notice of Resignation of Company Secretary and Director | Director/Secretary Change | 2026-06-30 | |
| (C)FNAR1 - Annual Return | Annual Return | 2026-06-12 | |
| (E)FNR1 - Notice of Change of Address of Registered Office | Address Change | 2026-06-02 | |
| (E)FND2A - Notice of Change of Company Secretary and Director (Appointment/Cessation) | Director/Secretary Change | 2026-06-02 | |
| (E)FNR1 - Notice of Change of Address of Registered Office | Address Change | 2025-12-15 | |
| (C)FNAR1 - Annual Return | Annual Return | 2025-06-12 | |
| (C)FND2A - Notice of Change of Company Secretary and Director (Appointment/Cessation) | Director/Secretary Change | 2024-08-05 | |
| (C)FNAR1 - Annual Return | Annual Return | 2024-06-13 | |
| Information Sheet regarding Using Business Registration Number as Unique Business Identifier | Other | 2023-12-27 | |
| (C)FNAR1 - Annual Return | Annual Return | 2023-06-12 | |
| (C)FNAR1 - Annual Return | Annual Return | 2022-06-13 | |
| (E)FND2B - Notice of Change in Particulars of Company Secretary and Director | Director/Secretary Change | 2021-12-08 | |
| (C)FNAR1 - Annual Return | Annual Return | 2021-06-15 | |
| (C)FNAR1 - Annual Return | Annual Return | 2020-06-12 | |
| (C)FNR1 - Notice of Change of Address of Registered Office | Address Change | 2019-11-18 | |
| (C)FNR2 - Notice of Location of Registers and Company Records | Other | 2019-11-18 | |
| (E)FNAR1 - Annual Return | Annual Return | 2019-06-12 | |
| (E)FND2A - Notice of Change of Company Secretary and Director (Appointment/Cessation) | Director/Secretary Change | 2019-01-28 | |
| (E)FNR1 - Notice of Change of Address of Registered Office | Address Change | 2019-01-28 | |
| (E)FND4 - Notice of Resignation of Company Secretary and Director | Director/Secretary Change | 2019-01-28 |
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Frequently asked questions
When was LONG DUO SCIENTIFIC LIMITED incorporated?
LONG DUO SCIENTIFIC LIMITED was incorporated in Hong Kong on June 12, 2017.
Is LONG DUO SCIENTIFIC LIMITED still active?
Yes. LONG DUO SCIENTIFIC LIMITED is currently active on the Hong Kong Companies Register.
What are LONG DUO SCIENTIFIC LIMITED's CR number and BRN?
LONG DUO SCIENTIFIC LIMITED's company registration (CR) number is 2544220 and its business registration number (BRN) is 67842932.
Where is LONG DUO SCIENTIFIC LIMITED's registered office?
LONG DUO SCIENTIFIC LIMITED's registered office is at 香港 灣仔告士打道128號祥豐大廈15樓A-B室.
What type of company is LONG DUO SCIENTIFIC LIMITED?
LONG DUO SCIENTIFIC LIMITED is a private company limited by shares on the Hong Kong Companies Registry.
How many documents has LONG DUO SCIENTIFIC LIMITED filed?
LONG DUO SCIENTIFIC LIMITED has 25 documents on file with the Hong Kong Companies Registry, dating back to 2017.
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