CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ
| Tax code | 0101724739 |
| Vietnamese name | CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ |
| Abbreviated name | COTA .,JSC |
| English name | TECHNOLOGY APPLICATIONS AND CONSTRUCTION JOINT STOCK COMPANY |
| Trading name | COTA .,JSC |
| Address | Số 38, ngõ 307, phố Bùi Xương Trạch, Phường Định Công, TP Hà Nội, Việt Nam. |
| Legal representative | Vũ Văn Dũng |
| Business registration certificate issue date | 11/07/2005 |
| Operations start date | 21/07/2005 |
| Fiscal year end | 31/12 |
| Data updated | 24/09/2026 21:08 |
Business lines
| F43210 | Electrical Installation |
| C23920 | Manufacture of clay building materials |
| C2394 | Manufacture of cement, lime and plaster |
| C2395 | Manufacture of articles of concrete, cement and plaster |
| C24100 | Manufacture of basic iron and steel |
| C26100 | Manufacture of electronic components and boards |
| C2710 | Manufacture of electric motors, generators, transformers and electricity distribution and control apparatus |
| C26200 | Manufacture of computers and peripheral equipment |
| C26300 | Manufacture of communication equipment |
| C26400 | Manufacture of consumer electronics |
| C28170 | Manufacture of office machinery and equipment, except computers and peripheral equipment |
| C33120 | Repair of machinery |
| F4101 | Construction of residential buildings |
| F4102 | Construction of non-residential buildings |
| F4211 | Construction of railways |
| F4212 | Construction of roads |
| F4221 | Construction of electricity projects |
| F4222 | Construction of water supply and sewerage projects |
| F4223 | Construction of telecommunications projects |
| F4229 | Construction of other utility projects |
| F4299 | Construction of other civil engineering projects n.e.c. |
| F4322 | Plumbing, Heating and Air-Conditioning Installation |
| F43290 | Other Building Services Installation |
| G4610 | Commission Agents, Brokers and Auctions of Goods |
| G46520 | Wholesale of electronic and telecommunications equipment and parts |
| G4659 | Wholesale of other machinery and equipment |
| G4662 | Wholesale of metals and metal ores |
| G47990 | Other non-store retail sale n.e.c. |
| H4931 | Urban and suburban passenger land transport (excluding bus) |
| H4933 | Freight transport by road |
| J58200 | Software publishing |
| L68100 | Real estate activities with own or leased property |
| L68200 | Real estate consulting, brokerage and auction of real estate and land use rights |
| M7110 | Architectural and engineering activities and related technical consultancy |
| M7211 | Research and development in natural sciences |
| M7212 | Research and development in engineering and technology |
| N82300 | Organization of conventions and trade shows |
| N82990 | Other business support service activities n.e.c. |
Frequently asked questions about CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ
What is the tax code of CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ?
CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ has tax code 0101724739, issued on 21/07/2005. This number identifies the entity on invoices, vouchers and in all tax administrative procedures under Article 11 of the Law on Tax Administration 2025.
Does CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ have any other names?
Besides its full name, CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ is also registered under the name TECHNOLOGY APPLICATIONS AND CONSTRUCTION JOINT STOCK COMPANY. When searching, either this name or tax code 0101724739 will return the same result.
What business lines does CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ operate in?
The main business line of CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ is Lắp đặt hệ thống điện (business line code F43210). The entity is also registered for 37 additional business line(s), all listed under "Business lines" above.
Where is the address of CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ?
CÔNG TY CỔ PHẦN XÂY LẮP VÀ ỨNG DỤNG CÔNG NGHỆ has its registered office at Số 38, ngõ 307, phố Bùi Xương Trạch, Phường Định Công, TP Hà Nội, Việt Nam.. The entity is located in Phường Định Công, Hà Nội.
How is tax code 0101724739 structured?
Tax code 0101724739 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 0172473 fall within an ascending sequence from 0000001 to 9999999; the digit 9 is the check digit. A 10-digit code is issued to an organization that is an independent unit.
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 Định Công
4,695Total businesses
2,258Operating
2,423Ceased / suspended
0New 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 company2,688
Joint stock company1,857
Single-member limited liability company81
Sole proprietorship18
Unclassified14
Representative office9
By status
Taxpayer issued tax code2,257
Not operating at registered address1,061
Ceased operations; tax code closure not yet completed767
Temporarily suspended operations312
Ceased operations; tax code closure completed283
Pending verification of operating status at registered address11
Businesses with legal representative "Vũ Văn Dũng"
A total of 190 businesses share the same legal representative name