CÔNG TY TNHH KỸ THUẬT CÔNG NGHỆ AHT
| Tax code | 0111531398 |
| Vietnamese name | CÔNG TY TNHH KỸ THUẬT CÔNG NGHỆ AHT |
| Abbreviated name | AHT ENGINEERING TECHNOLOGY |
| English name | AHT ENGINEERING TECHNOLOGY COMPANY LIMITED |
| Address | Số 2, Ngõ 51, Đường Núi Lềnh, Thôn Vân Côn, Xã An Khánh, TP Hà Nội, Việt Nam. |
| Legal representative | ĐỖ THỊ LÝ |
| Business registration certificate issue date | 09/06/2026 |
| Operations start date | 09/06/2026 |
| Data updated | 20/09/2026 00:15 |
Business lines
| 4221 | Construction of electricity projects |
| 7110 | Architectural and engineering activities and related technical consultancy |
| 7410 | Specialized design activities |
| 4101 | Construction of residential buildings |
| 4102 | Construction of non-residential buildings |
| 4211 | Construction of railways |
| 4212 | Construction of roads |
| 4222 | Construction of water supply and sewerage projects |
| 4223 | Construction of telecommunications projects |
| 4229 | Construction of other utility projects |
| 4291 | Construction of water projects |
| 4292 | Construction of mining projects |
| 4293 | Construction of manufacturing and processing projects |
| 4299 | Construction of other civil engineering projects n.e.c. |
| 4312 | Site preparation |
| 4321 | Electrical Installation |
| 4329 | Other Building Services Installation |
| 4322 | Plumbing, Heating and Air-Conditioning Installation |
| 4330 | Building Completion and Finishing |
| 4340 | Hoạt động dịch vụ trung gian cho xây dựng chuyên dụng |
| 4390 | Other Specialized Construction Activities |
| 2710 | Manufacture of electric motors, generators, transformers and electricity distribution and control apparatus |
| 2790 | Manufacture of other electrical equipment |
| 2511 | Manufacture of structural metal products |
| 2591 | Forging, pressing, stamping and roll-forming of metal; powder metallurgy |
| 2592 | Treatment and coating of metals; machining |
| 2599 | Manufacture of other fabricated metal products n.e.c. |
| 2619 | Sản xuất linh kiện điện tử khác |
| 2620 | Manufacture of computers and peripheral equipment |
| 2630 | Manufacture of communication equipment |
| 2640 | Manufacture of consumer electronics |
| 2660 | Manufacture of irradiation, electromedical and electrotherapeutic equipment |
| 2220 | Manufacture of plastics products |
| 2930 | Manufacture of parts and accessories for motor vehicles and their engines |
| 4311 | Demolition |
| 1610 | Sawmilling and planing of wood; preservation of wood |
| 1621 | Manufacture of veneer sheets and wood-based panels |
| 1622 | Manufacture of builders' carpentry and joinery |
| 3101 | Manufacture of wooden beds, cabinets, tables and chairs |
| 3102 | Manufacture of metal furniture |
| 3109 | Manufacture of furniture of other materials |
| 1410 | Manufacture of wearing apparel, except fur apparel |
| 3290 | Other manufacturing n.e.c. |
| 3512 | Electric power transmission and distribution |
| 3513 | Electric power transmission and distribution |
| 3311 | Repair of fabricated metal products |
| 3312 | Repair of machinery |
| 3313 | Repair of electronic and optical equipment |
| 3314 | Repair of electrical equipment |
| 3315 | Repair and maintenance of transport equipment (except motor vehicles, motorcycles and other motor vehicles) |
| 3319 | Repair of other equipment |
| 3320 | Installation of industrial machinery and equipment |
| 9510 | Sửa chữa, bảo dưỡng máy tính, thiết bị thông tin và truyền thông |
| 9521 | Repair of consumer electronics |
| 8110 | Combined facilities support activities |
| 8121 | General cleaning of buildings |
| 8130 | Landscape care and maintenance service activities |
| 4610 | Commission Agents, Brokers and Auctions of Goods |
| 4659 | Wholesale of other machinery and equipment |
| 4651 | Wholesale of computers, computer peripheral equipment and software |
| 4652 | Wholesale of electronic and telecommunications equipment and parts |
| 4673 | Wholesale of other construction materials and installation equipment |
| 4679 | Wholesale of other specialized products n.e.c. |
| 4690 | Non-specialized Wholesale Trade |
| 4719 | Other Retail Sale in Non-specialized Stores |
| 4740 | Retail sale of information and communications equipment |
| 4642 | Wholesale of household, office and shop furniture, carpets, bedding and lighting equipment |
| 4649 | Wholesale of Other Household Goods |
| 4672 | Wholesale of metals and metal ores |
| 8230 | Organization of conventions and trade shows |
| 4759 | Retail Sale of Household Electrical Appliances, Beds, Cabinets, Tables, Chairs, Lamps and Other Household Goods Not Elsewhere Classified in Specialized Stores |
| 4790 | Hoạt động dịch vụ trung gian bán lẻ |
| 0118 | Growing of vegetables and flowers |
| 0220 | Logging |
| 1811 | Printing |
| 1812 | Service activities related to printing |
| 3600 | Water collection, treatment and supply |
| 3700 | Sewerage and wastewater treatment |
| 3811 | Collection of non-hazardous waste |
| 3821 | Treatment and disposal of non-hazardous waste |
| 3830 | Materials recovery |
| 3900 | Remediation activities and other waste management services |
| 4641 | Wholesale of Textiles, Garments and Footwear |
| 4761 | Retail sale of books, newspapers, magazines and stationery in specialized stores |
| 4772 | Retail sale of pharmaceutical and medical goods, cosmetic and toilet articles in specialized stores |
| 4773 | Retail sale of other new goods in specialized stores |
| 7710 | Rental and leasing of motor vehicles |
| 7730 | Renting of other machinery, equipment and tangible goods without operator |
| 7911 | Travel agency activities |
| 7912 | Tour operator activities |
| 7990 | Other reservation service and related activities |
| 8299 | Other business support service activities n.e.c. |
| 8240 | Hoạt động dịch vụ trung gian cho các hoạt động dịch vụ hỗ trợ kinh doanh chưa được phân vào đâu (trừ trung gian tài chính) |
| 4932 | Other passenger land transport |
| 7120 | Technical testing and analysis |
| 7310 | Advertising |
| 5229 | Other transport support activities |
| 9329 | Other amusement and recreation activities n.e.c. |
| 6821 | Real estate agency services |
| 6829 | Hoạt động bất động sản khác trên cơ sở phí hoặc hợp đồng |
| 9531 | Repair and maintenance of automobiles and other motor vehicles |
| 9532 | Sửa chữa, bảo dưỡng mô tô, xe máy |
| 4662 | Wholesale of metals and metal ores |
| 4782 | Retail sale of textiles, ready-made garments and footwear at stalls and markets |
| 4783 | Retail sale of information and communication equipment at stalls and markets |
| 7211 | Research and development in natural sciences |
| 7212 | Research and development in engineering and technology |
| 7213 | Research and development in medical and pharmaceutical sciences |
| 7214 | Research and development in agricultural sciences |
| 5829 | Other software publishing |
| 6219 | Other computer programming activities |
| 6220 | Tư vấn máy tính và quản lý cơ sở hạ tầng máy tính |
| 6290 | Other computer and information technology service activities |
| 6310 | Cơ sở hạ tầng công nghệ thông tin, xử lý dữ liệu, lưu trữ và các hoạt động liên quan |
| 6390 | Hoạt động cổng tìm kiếm web và các dịch vụ thông tin khác |
| 6110 | Wired telecommunications activities |
| 6120 | Wireless telecommunications activities |
| 6190 | Other telecommunications activities |
| 7320 | Market research and public opinion polling |
| 6619 | Other activities auxiliary to financial services n.e.c. |
| 7020 | Management consultancy activities |
| 5610 | Restaurants and mobile food service activities |
| 5621 | Event catering activities |
| 5629 | Other food service activities |
| 5630 | Beverage serving activities |
| 5640 | Hoạt động dịch vụ trung gian cho dịch vụ ăn uống |
| 5510 | Short-term accommodation activities |
| 5520 | Dịch vụ lưu trú ngắn ngày khác |
| 4632 | Wholesale of Food |
| 4721 | Retail Sale of Cereals in Specialized Stores |
| 8292 | Packaging activities |
Frequently asked questions about CÔNG TY TNHH KỸ THUẬT CÔNG NGHỆ AHT
Where is the address of CÔNG TY TNHH KỸ THUẬT CÔNG NGHỆ AHT?
CÔNG TY TNHH KỸ THUẬT CÔNG NGHỆ AHT has its registered office at Số 2, Ngõ 51, Đường Núi Lềnh, Thôn Vân Côn, Xã An Khánh, TP Hà Nội, Việt Nam.. The entity is located in Xã An Khánh, Hà Nội.
How is tax code 0111531398 structured?
Tax code 0111531398 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 1153139 fall within an ascending sequence from 0000001 to 9999999; the digit 8 is the check digit. A 10-digit code is issued to an organization that is an independent unit.
When was the information for tax code 0111531398 last updated?
The data for CÔNG TY TNHH KỸ THUẬT CÔNG NGHỆ AHT was last synced at 00:15 on 20/09/2026. 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.
What information is needed to issue an invoice to CÔNG TY TNHH KỸ THUẬT CÔNG NGHỆ AHT?
The three mandatory fields on an invoice are the entity name CÔNG TY TNHH KỸ THUẬT CÔNG NGHỆ AHT, tax code 0111531398 and address Số 2, Ngõ 51, Đường Núi Lềnh, Thôn Vân Côn, Xã An Khánh, 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.
Who is the legal representative of CÔNG TY TNHH KỸ THUẬT CÔNG NGHỆ AHT?
The legal representative of CÔNG TY TNHH KỸ THUẬT CÔNG NGHỆ AHT is ĐỖ THỊ LÝ according to the tax registration information linked to tax code 0111531398.
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 Xã An Khánh
2,365Total businesses
1,368Operating
994Ceased / 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 company1,572
Joint stock company684
Single-member limited liability company49
Sole proprietorship17
Cooperative12
School / educational institution8
By status
Taxpayer issued tax code1,368
Not operating at registered address553
Ceased operations; tax code closure completed157
Ceased operations; tax code closure not yet completed146
Temporarily suspended operations138
—3
Businesses with legal representative "ĐỖ THỊ LÝ"
A total of 47 businesses share the same legal representative name