CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN
| Tax code | 5701973052 |
| Vietnamese name | CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN |
| Abbreviated name | KQN CO., LTD |
| Address | Tổ 5, khu 4, Phường Bãi Cháy, Quảng Ninh, Việt Nam. |
| Legal representative | Vũ Tiến Dũng |
| Business registration certificate issue date | 05/01/2019 |
| Operations start date | 05/01/2019 |
| Fiscal year end | 31/12 |
| Data updated | 12/06/2026 03:51 |
Business lines
| F4102 | Construction of non-residential buildings |
| C2511 | Manufacture of structural metal products |
| C2591 | Forging, pressing, stamping and roll-forming of metal; powder metallurgy |
| C2592 | Treatment and coating of metals; machining |
| F4101 | Construction of residential buildings |
| F4211 | Construction of railways |
| F4222 | Construction of water supply and sewerage projects |
| F4223 | Construction of telecommunications projects |
| F4291 | Construction of water projects |
| F4292 | Construction of mining projects |
| F4293 | Construction of manufacturing and processing projects |
| F4299 | Construction of other civil engineering projects n.e.c. |
| F4311 | Demolition |
| F4312 | Site preparation |
| F4321 | Electrical Installation |
| F4322 | Plumbing, Heating and Air-Conditioning Installation |
| F4329 | Other Building Services Installation |
| F4330 | Building Completion and Finishing |
| F4390 | Other Specialized Construction Activities |
| G4649 | Wholesale of Other Household Goods |
| G4662 | Wholesale of metals and metal ores |
Frequently asked questions about CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN
What information is needed to issue an invoice to CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN?
The three mandatory fields on an invoice are the entity name CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN, tax code 5701973052 and address Tổ 5, khu 4, Phường Bãi Cháy, Quảng Ninh, 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 5701973052 structured?
Tax code 5701973052 consists of 10 digits. Under Article 5 of Circular 90/2026/TT-BTC, the first two digits 57 are the segment prefix; the seven digits 0197305 fall within an ascending sequence from 0000001 to 9999999; the digit 2 is the check digit. A 10-digit code is issued to an organization that is an independent unit.
What business lines does CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN operate in?
The main business line of CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN is Xây dựng nhà không để ở (business line code F4102). The entity is also registered for 20 additional business line(s), all listed under "Business lines" above.
What is the tax code of CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN?
CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN has tax code 5701973052, issued on 05/01/2019. This number identifies the entity on invoices, vouchers and in all tax administrative procedures under Article 11 of the Law on Tax Administration 2025.
Who is the legal representative of CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN?
The legal representative of CÔNG TY TNHH ĐẦU TƯ VÀ XÂY DỰNG KQN is Vũ Tiến Dũng according to the tax registration information linked to tax code 5701973052.
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 Bãi Cháy
2,008
Total businesses
845
Operating
1,162
Ceased / suspended
0
New in last 90 days
Across Tỉnh Quảng Ninh: 19,882 businesses, of which 7,851 are operating.
Common business lines
By legal form
Limited liability company
986
Joint stock company
600
Single-member limited liability company
252
Sole proprietorship
119
Unclassified
14
Cooperative
7
By status
Taxpayer issued tax code
844
Not operating at registered address
692
Ceased operations; tax code closure completed
206
Temporarily suspended operations
143
Ceased operations; tax code closure not yet completed
121
Pending verification of operating status at registered address
1
Businesses with legal representative "Vũ Tiến Dũng"
A total of 171 businesses share the same legal representative name