| ·SMH175 Layered Tester | [2020-12-15] | |
| ·SJT-A Coupling Detector | [2020-12-15] | |
| ·SNJ type cement truck mud monitor | [2020-12-15] | |
| ·DFQ type three shot gun | [2020-12-15] | |
| ·SH4A-2 Echo Meter | [2020-12-15] | |
| ·SGH2000-L Pumping Well Tester | [2020-12-15] | |
| ·SGH2000-1 Pumping Well Tester | [2020-12-15] | |
| ·SGH2000 Pumping Well Tester | [2020-12-15] | |
| ·SYC-1 remote monitoring system for pumping wells | [2020-12-15] | |
| ·SG5-Ⅲ storage dynamometer | [2020-12-15] | |
