Donghwan Hwang
Location: ., Kwangju Korea South
Company: Genergy
Profession: Educator
Number of times previously entering contest: never
Inspired by: My experience of engine test and detecting watervein
2017 Entries
| Date | Title | Category | Views | Votes |
|---|---|---|---|---|
| 06/20 | High Efficiency and Environment Friendly Gas Engine | Sustainable Technologies | 3978 | 10 |