CÔNG TY CỔ PHẦN TƯ VẤN XÂY DỰNG THỐNG NHẤT
| Tax code | 0400512940 |
| Vietnamese name | CÔNG TY CỔ PHẦN TƯ VẤN XÂY DỰNG THỐNG NHẤT |
| Abbreviated name | T.N.C |
| English name | THONG NHAT JOINT STOCK COMPANY |
| Trading name | T.N.C |
| Address | 50 Đặng Thai Mai, Phường Thanh Khê, TP Đà Nẵng, Việt Nam. |
| Legal representative | NGUYỄN VĂN LONG |
| Business registration certificate issue date | 07/09/2005 |
| Operations start date | 11/10/2005 |
| Fiscal year end | 31/12 |
| Data updated | 09/09/2026 04:22 |
Business lines
| M7110 | Architectural and engineering activities and related technical consultancy |
| F41000 | Construction of buildings |
| F42900 | Construction of other civil engineering projects |
Frequently asked questions about CÔNG TY CỔ PHẦN TƯ VẤN XÂY DỰNG THỐNG NHẤT
How is tax code 0400512940 structured?
Tax code 0400512940 consists of 10 digits. Under Article 5 of Circular 90/2026/TT-BTC, the first two digits 04 are the segment prefix; the seven digits 0051294 fall within an ascending sequence from 0000001 to 9999999; the digit 0 is the check digit. A 10-digit code is issued to an organization that is an independent unit.
What is the tax code of CÔNG TY CỔ PHẦN TƯ VẤN XÂY DỰNG THỐNG NHẤT?
CÔNG TY CỔ PHẦN TƯ VẤN XÂY DỰNG THỐNG NHẤT has tax code 0400512940, issued on 11/10/2005. This number identifies the entity on invoices, vouchers and in all tax administrative procedures under Article 11 of the Law on Tax Administration 2025.
When was the information for tax code 0400512940 last updated?
The data for CÔNG TY CỔ PHẦN TƯ VẤN XÂY DỰNG THỐNG NHẤT was last synced at 04:22 on 09/09/2026. If the entity has just changed its tax registration information, click "Update now" in the information table above to have the system fetch the latest data.
Does CÔNG TY CỔ PHẦN TƯ VẤN XÂY DỰNG THỐNG NHẤT have any other names?
Besides its full name, CÔNG TY CỔ PHẦN TƯ VẤN XÂY DỰNG THỐNG NHẤT is also registered under the name THONG NHAT JOINT STOCK COMPANY. When searching, either this name or tax code 0400512940 will return the same result.
What information is needed to issue an invoice to CÔNG TY CỔ PHẦN TƯ VẤN XÂY DỰNG THỐNG NHẤT?
The three mandatory fields on an invoice are the entity name CÔNG TY CỔ PHẦN TƯ VẤN XÂY DỰNG THỐNG NHẤT, tax code 0400512940 and address 50 Đặng Thai Mai, Phường Thanh Khê, TP Đà Nẵng, 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.
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 Thanh Khê
5,122
Total businesses
2,051
Operating
3,067
Ceased / suspended
0
New in last 90 days
Across Thành phố Đà Nẵng: 55,014 businesses, of which 23,082 are operating.
Common business lines
By legal form
Limited liability company
2,844
Single-member limited liability company
1,319
Joint stock company
615
Sole proprietorship
238
Centre (public service / services)
19
School / educational institution
13
By status
Taxpayer issued tax code
2,051
Not operating at registered address
2,004
Ceased operations; tax code closure not yet completed
648
Temporarily suspended operations
346
Ceased operations; tax code closure completed
69
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3
Businesses with legal representative "NGUYỄN VĂN LONG"
A total of 882 businesses share the same legal representative name