CÔNG TY CỔ PHẦN DỊCH VỤ THỬ NGHIỆM THÀNH THẠO
| Tax code | 0105779859 |
| Vietnamese name | CÔNG TY CỔ PHẦN DỊCH VỤ THỬ NGHIỆM THÀNH THẠO |
| Abbreviated name | PTEST,JSC |
| English name | PROFICIENCY TESTING SERVICE JOINT STOCK COMPANY |
| Trading name | PTEST,JSC |
| Address | Số 52, Ngõ 46, đường Liên Mạc, Phường Thượng Cát, TP Hà Nội, Việt Nam. |
| Legal representative | Lê Tiến Thành |
| Business registration certificate issue date | 20/01/2012 |
| Operations start date | 20/01/2012 |
| Fiscal year end | 31/12 |
| Data updated | 20/09/2026 01:37 |
Business lines
| M7490 | Other professional, scientific and technical activities n.e.c. |
| A0111 | Growing of rice |
| A0112 | Growing of maize and other cereal grains |
| A0113 | Growing of starchy roots and tubers |
| A0114 | Growing of sugar cane |
| A0116 | Growing of fibre crops |
| A0118 | Growing of vegetables and flowers |
| A0119 | Growing of other non-perennial crops |
| A0121 | Growing of fruit |
| A0122 | Growing of oleaginous fruits |
| A0128 | Growing of perennial spice, medicinal and aromatic crops |
| A0129 | Growing of other perennial crops |
| A0145 | Raising and breeding of swine |
| A0161 | Support activities for crop production |
| A0162 | Support activities for animal production |
| A0163 | Post-harvest crop activities |
| A0322 | Freshwater aquaculture |
| B0610 | Extraction of crude petroleum |
| B0620 | Extraction of natural gas |
| B0710 | Mining of iron ores |
| B0810 | Quarrying of stone, sand and clay |
| B0892 | Extraction of peat |
| C1075 | Manufacture of prepared meals and dishes |
| C1080 | Manufacture of prepared animal feeds |
| C1104 | Manufacture of soft drinks; production of mineral waters and other bottled waters |
| C1410 | Manufacture of wearing apparel, except fur apparel |
| C2023 | Manufacture of soap and detergents, cleaning and polishing preparations, perfumes and toilet preparations |
| C2395 | Manufacture of articles of concrete, cement and plaster |
| C2100 | Manufacture of pharmaceuticals, medicinal chemical and botanical products |
| C2392 | Manufacture of clay building materials |
| C2394 | Manufacture of cement, lime and plaster |
| C2410 | Manufacture of basic iron and steel |
| C2620 | Manufacture of computers and peripheral equipment |
| C2630 | Manufacture of communication equipment |
| C2640 | Manufacture of consumer electronics |
| C2651 | Manufacture of measuring, testing, navigating and control equipment |
| C2710 | Manufacture of electric motors, generators, transformers and electricity distribution and control apparatus |
| C2720 | Manufacture of batteries and accumulators |
| C2732 | Manufacture of other electronic and electric wires and cables |
| C2733 | Manufacture of wiring devices |
| C2740 | Manufacture of electric lighting equipment |
| C2750 | Manufacture of domestic appliances |
| C2790 | Manufacture of other electrical equipment |
| C2813 | Manufacture of other pumps, compressors, taps and valves |
| C2814 | Manufacture of bearings, gears, gearing and driving elements |
| C2816 | Manufacture of lifting and handling equipment |
| C2817 | Manufacture of office machinery and equipment, except computers and peripheral equipment |
| C2818 | Manufacture of power-driven hand tools |
| C3240 | Manufacture of games and toys |
| C3250 | Manufacture of medical, dental, orthopaedic and rehabilitation instruments and supplies |
| C3320 | Installation of industrial machinery and equipment |
| 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 |
| 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. |
| 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 |
| G4620 | Wholesale of Agricultural and Forestry Raw Materials (Except Wood, Bamboo, Rattan) and Live Animals |
| G4631 | Wholesale of Rice, Wheat, Other Cereal Grains and Flour |
| G4632 | Wholesale of Food |
| G4641 | Wholesale of Textiles, Garments and Footwear |
| G4649 | Wholesale of Other Household Goods |
| G4652 | Wholesale of electronic and telecommunications equipment and parts |
| G4653 | Wholesale of agricultural machinery, equipment and supplies |
| G4659 | Wholesale of other machinery and equipment |
| H5221 | Direct support services for rail transport |
| H5225 | Support activities for road transport |
| I5610 | Restaurants and mobile food service activities |
| I5621 | Event catering activities |
| I5629 | Other food service activities |
| K6619 | Other activities auxiliary to financial services n.e.c. |
| L6810 | Real estate activities with own or leased property |
| M70200 | Management consultancy activities |
| M7110 | Architectural and engineering activities and related technical consultancy |
| M7420 | Photographic activities |
| N7729 | Renting of other personal and household goods |
| M71200 | Technical testing and analysis |
| M73100 | Advertising |
| M73200 | Market research and public opinion polling |
| N7710 | Rental and leasing of motor vehicles |
| N7721 | Rental and leasing of sports and recreational equipment |
| N7730 | Renting of other machinery, equipment and tangible goods without operator |
| N7810 | Activities of employment placement agencies |
| N7911 | Travel agency activities |
| N7990 | Other reservation service and related activities |
| N8110 | Combined facilities support activities |
| N8130 | Landscape care and maintenance service activities |
| N82300 | Organization of conventions and trade shows |
| N82990 | Other business support service activities n.e.c. |
| P85590 | Other education n.e.c. |
| P85600 | Educational support activities |
| Q8620 | Medical and dental practice activities |
Frequently asked questions about CÔNG TY CỔ PHẦN DỊCH VỤ THỬ NGHIỆM THÀNH THẠO
What business lines does CÔNG TY CỔ PHẦN DỊCH VỤ THỬ NGHIỆM THÀNH THẠO operate in?
The main business line of CÔNG TY CỔ PHẦN DỊCH VỤ THỬ NGHIỆM THÀNH THẠO is Hoạt động chuyên môn, khoa học và công nghệ khác chưa được phân vào đâu (business line code M7490). The entity is also registered for 102 additional business line(s), all listed under "Business lines" above.
Where is the address of CÔNG TY CỔ PHẦN DỊCH VỤ THỬ NGHIỆM THÀNH THẠO?
CÔNG TY CỔ PHẦN DỊCH VỤ THỬ NGHIỆM THÀNH THẠO has its registered office at Số 52, Ngõ 46, đường Liên Mạc, Phường Thượng Cát, TP Hà Nội, Việt Nam.. The entity is located in Phường Thượng Cát, Hà Nội.
How is tax code 0105779859 structured?
Tax code 0105779859 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 0577985 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.
When was the information for tax code 0105779859 last updated?
The data for CÔNG TY CỔ PHẦN DỊCH VỤ THỬ NGHIỆM THÀNH THẠO was last synced at 01:37 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 CỔ PHẦN DỊCH VỤ THỬ NGHIỆM THÀNH THẠO?
The three mandatory fields on an invoice are the entity name CÔNG TY CỔ PHẦN DỊCH VỤ THỬ NGHIỆM THÀNH THẠO, tax code 0105779859 and address Số 52, Ngõ 46, đường Liên Mạc, Phường Thượng Cát, 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.
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 Thượng Cát
497Total businesses
256Operating
241Ceased / 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 company301
Joint stock company161
Single-member limited liability company9
Cooperative7
Sole proprietorship6
Centre (public service / services)4
By status
Taxpayer issued tax code256
Not operating at registered address126
Ceased operations; tax code closure not yet completed59
Temporarily suspended operations30
Ceased operations; tax code closure completed26
Businesses with legal representative "Lê Tiến Thành"
A total of 69 businesses share the same legal representative name