 |  |
| 2012 Lub Tebchaws Yelemees Drupa Exhibition | 2016 Lub Tebchaws Yelemees Drupa Exhibition |
 |  |
| 2019 Kev Ua Lag Luam Hauv Guangzhou | 2018 Shanghai Kev Lag Luam |
 |  |
| 2019 Indian Kev Tso Cai | 2018 Ltalis Daim Ntawv Qhia Kev Ua Si |
 |  |
| 2018 Kev Lag Luam Brazil | 2018 Khab Lis |
|  |
| 2016 Ncig Thaib Teb | 2014 Indonesia Kev Lag Luam |
 |  |
| 2012 Malaysia Kev Lag Luam | 2010 Malaysia Kev Lag Luam |
Zhejiang Xinwei Machinery Co., Ltd.
