| 1. | Guideline for telecommunication service of water department 水利系统通信业务导则 |
| 2. | Form of service of confidential communication part 1 : list 机要通信业务单据格式.第1部分:清单 |
| 3. | Form of service of confidential communication part 3 : statement 机要通信业务单据格式.第3部分:路单 |
| 4. | Form of service of confidential communication part 2 : forwarding list 机要通信业务单据格式.第2部分:寄单 |
| 5. | Form of service of confidential communication part 4 : verification note 机要通信业务单据格式.第4部分:验单 |
| 6. | Multipoint communication service mcs 多点通信业务 |
| 7. | Pcs personal communication service 个人通信业务 |
| 8. | Form of service of confidential communication part 5 : response of verification 机要通信业务单据格式.第5部分:复单 |
| 9. | Advanced communication service 高级通信业务 |
| 10. | Advanced communication service 高级通信业务 |