CÔNG TY TNHH HỆ THỐNG QUY
| Tax code | 0100519656 |
| Vietnamese name | CÔNG TY TNHH HỆ THỐNG QUY |
| Abbreviated name | Q SYSTEMS CO., LTD |
| English name | Q SYSTEMS COMPANY LIMITED |
| Trading name | Q SYSTEMS CO., LTD |
| Address | Số 111 Mai Hắc Đế, Phường Hai Bà Trưng, TP Hà Nội, Việt Nam. |
| Legal representative | Phó Hải Chi |
| Business registration certificate issue date | 01/02/1997 |
| Operations start date | 17/07/1998 |
| Fiscal year end | 31/12 |
| Data updated | 29/09/2026 15:02 |
Business lines
| M7310 | Advertising |
| C3312 | Repair of machinery |
| G4651 | Wholesale of computers, computer peripheral equipment and software |
| G4652 | Wholesale of electronic and telecommunications equipment and parts |
| G4659 | Wholesale of other machinery and equipment |
| N8230 | Organization of conventions and trade shows |
Frequently asked questions about CÔNG TY TNHH HỆ THỐNG QUY
What information is needed to issue an invoice to CÔNG TY TNHH HỆ THỐNG QUY?
The three mandatory fields on an invoice are the entity name CÔNG TY TNHH HỆ THỐNG QUY, tax code 0100519656 and address Số 111 Mai Hắc Đế, Phường Hai Bà Trưng, 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 HỆ THỐNG QUY?
The legal representative of CÔNG TY TNHH HỆ THỐNG QUY is Phó Hải Chi according to the tax registration information linked to tax code 0100519656.
Is CÔNG TY TNHH HỆ THỐNG QUY still operating?
The status of tax code 0100519656 of CÔNG TY TNHH HỆ THỐNG QUY is NNT đã được cấp MST according to the latest synced data (as of 29/09/2026). The list of tax code statuses is set out in Appendix I of Circular 90/2026/TT-BTC.
What is the tax code of CÔNG TY TNHH HỆ THỐNG QUY?
CÔNG TY TNHH HỆ THỐNG QUY has tax code 0100519656, issued on 17/07/1998. 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 TNHH HỆ THỐNG QUY have any other names?
Besides its full name, CÔNG TY TNHH HỆ THỐNG QUY is also registered under the name Q SYSTEMS COMPANY LIMITED. When searching, either this name or tax code 0100519656 will return the same result.
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 Hai Bà Trưng
4,559
Total businesses
1,884
Operating
2,657
Ceased / suspended
0
New 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 company
2,627
Joint stock company
1,507
Single-member limited liability company
99
Sole proprietorship
53
Unclassified
43
Centre (public service / services)
39
By status
Taxpayer issued tax code
1,859
Ceased operations; tax code closure not yet completed
1,387
Not operating at registered address
913
Temporarily suspended operations
260
Ceased operations; tax code closure completed
97
Operating (household or individual business without complete tax registration information)
25