| International Patents (here name a few) | Patent No. |
| DC motor with carbon brush positioned | PCT/CN2004/000267 |
| motor gearbox | PCT/CN2004/000971 |
| DC brushless motor | PCT/CN2004/000972 |
| motorize tube | PCT/CN2005/000974 |
| motor gearbox | 50501474306 |
| motor gearbox | GM60005DE-HH |
| DC motor with externally mounted carbon brush | UL11/248206 |
| golf trolley | PCT/CN2005/002238 |
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