| 1 |
ISO9001：2000 Quality Management System Certification
|
| 2 |
Administrative License Decision
|
| 3 |
Metrological Qualification Certificate
|
| 4 |
Technical certification Certificate for new products of special measuring instruments for railway
|
| 5 |
TC2000D Frequency Shift Parameter Test Tool pass test
|
| 6 |
TC2000A ZPW-2000A test instrutment pass test
|
| 7 |
TF03AB Signal Code Instructment pass test
|
| 8 |
CST2000Z Signal Test Instructment pass test
|
| 9 |
Admission permit of Urumqi railway
|
| 10 |
Admission permit of Hohhot railway
|
| 11 |
Admission permit of Xiling railway
|
| 12 |
Admission permit of Nanchang railway
|
| 13 |
Admission permit of Shanghai railway
|
| 14 |
Business License
|
