Chinese Petroleum Society: elapsed in 2019 exhibitions
| Date | Title, short description | |
|---|---|---|
|
17.07 20.07.2019 |
MetalForm China - 2019 (Shanghai) International Metalworking Exhibition |
| Date | Title, short description | |
|---|---|---|
|
17.07 20.07.2019 |
MetalForm China - 2019 (Shanghai) International Metalworking Exhibition |