Topic
| Code | 20000233 |
|---|---|
| Name | telecommunication service |
| Description | Services provided by commercial companies that facilitate connections between telephones and computers |
| Lft | 166 |
| Lvl | 3 |
| Rgt | 167 |
| Code | 20000233 |
|---|---|
| Name | telecommunication service |
| Description | Services provided by commercial companies that facilitate connections between telephones and computers |
| Lft | 166 |
| Lvl | 3 |
| Rgt | 167 |