Công Ty Cổ Phần Kỹ Thuật Hydra
| Tax code | 0105799774 |
| Vietnamese name | Công Ty Cổ Phần Kỹ Thuật Hydra |
| Abbreviated name | HYDRA ENGINERING.,JSC |
| Trading name | HYDRA ENGINERING.,JSC |
| Address | Số nhà 10, ngách 1/8, ngõ 1, phố Đại Đồng, Phường Vĩnh Hưng, TP Hà Nội, Việt Nam. |
| Legal representative | Lã Thanh Tùng |
| Business registration certificate issue date | 23/02/2012 |
| Operations start date | 22/02/2012 |
| Fiscal year end | 2026-12-31T00:00:00Z |
| Data updated | 22/09/2026 16:18 |
Part of the "Tax Code Cleanup" campaign
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Công Ty Cổ Phần Kỹ Thuật Hydra is currently in status Not operating at registered address. Delayed handling may incur late payment interest and administrative penalties. Use our tool to estimate the penalty and get a route to resolve it.
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Business lines
| F41000 | Construction of buildings |
| C33110 | Repair of fabricated metal products |
| C33120 | Repair of machinery |
| C33130 | Repair of electronic and optical equipment |
| C33140 | Repair of electrical equipment |
| C33190 | Repair of other equipment |
| C33200 | Installation of industrial machinery and equipment |
| F42200 | Construction of utility projects |
| F42900 | Construction of other civil engineering projects |
| F43110 | Demolition |
| F43120 | Site preparation |
| F43210 | Electrical Installation |
| F4322 | Plumbing, Heating and Air-Conditioning Installation |
| F43290 | Other Building Services Installation |
| F43300 | Building Completion and Finishing |
| F43900 | Other Specialized Construction Activities |
| G4610 | Commission Agents, Brokers and Auctions of Goods |
| G4649 | Wholesale of Other Household Goods |
| G46510 | Wholesale of computers, computer peripheral equipment and software |
| G46520 | Wholesale of electronic and telecommunications equipment and parts |
| G46530 | Wholesale of agricultural machinery, equipment and supplies |
| G4659 | Wholesale of other machinery and equipment |
| G4759 | Retail Sale of Household Electrical Appliances, Beds, Cabinets, Tables, Chairs, Lamps and Other Household Goods Not Elsewhere Classified in Specialized Stores |
| S95110 | Repair of computers and peripheral equipment |
| S95120 | Repair of communication equipment |
| S95210 | Repair of consumer electronics |
| S95220 | Repair of household appliances and home and garden equipment |
Frequently asked questions about Công Ty Cổ Phần Kỹ Thuật Hydra
Does Công Ty Cổ Phần Kỹ Thuật Hydra have any other names?
Besides its full name, Công Ty Cổ Phần Kỹ Thuật Hydra is also registered under the name HYDRA ENGINERING.,JSC. When searching, either this name or tax code 0105799774 will return the same result.
Is Công Ty Cổ Phần Kỹ Thuật Hydra still operating?
The status of tax code 0105799774 of Công Ty Cổ Phần Kỹ Thuật Hydra is NNT không hoạt động tại địa chỉ đã đăng ký according to the latest synced data (as of 22/09/2026). The list of tax code statuses is set out in Appendix I of Circular 90/2026/TT-BTC.
What information is needed to issue an invoice to Công Ty Cổ Phần Kỹ Thuật Hydra?
The three mandatory fields on an invoice are the entity name Công Ty Cổ Phần Kỹ Thuật Hydra, tax code 0105799774 and address Số nhà 10, ngách 1/8, ngõ 1, phố Đại Đồng, Phường Vĩnh Hưng, TP Hà Nội, Việt Nam.. Check the tax code status again right before issuing an invoice, because an invoice issued to an entity that is not operating at its registered address risks being rejected at tax finalization.
How is tax code 0105799774 structured?
Tax code 0105799774 consists of 10 digits. Under Article 5 of Circular 90/2026/TT-BTC, the first two digits 01 are the segment prefix; the seven digits 0579977 fall within an ascending sequence from 0000001 to 9999999; the digit 4 is the check digit. A 10-digit code is issued to an organization that is an independent unit.
What business lines does Công Ty Cổ Phần Kỹ Thuật Hydra operate in?
The main business line of Công Ty Cổ Phần Kỹ Thuật Hydra is Xây dựng nhà các loại. (business line code F41000). The entity is also registered for 26 additional business line(s), all listed under "Business lines" above.
Legal basis: Article 11 of the 2025 Law on Tax Administration and Circular 90/2026/TT-BTC on tax registration (effective 01/7/2026). See also tax code structure and the list of 10 tax code statuses.
Business statistics in Phường Vĩnh Hưng
2,795
Total businesses
1,350
Operating
1,434
Ceased / suspended
0
New in last 90 days
Across Thành phố Hà Nội: 262,559 businesses, of which 118,360 are operating.
Common business lines
By legal form
Limited liability company
1,779
Joint stock company
933
Single-member limited liability company
43
Unclassified
11
Cooperative
6
Sole proprietorship
6
By status
Taxpayer issued tax code
1,350
Not operating at registered address
620
Ceased operations; tax code closure not yet completed
490
Temporarily suspended operations
198
Ceased operations; tax code closure completed
126
Pending verification of operating status at registered address
10
Businesses with legal representative "Lã Thanh Tùng"
A total of 6 businesses share the same legal representative name