The Gross Margin of REDtone Asia Inc (RTAS) is 9.05%.
Gross Margin represents the percentage of revenue that exceeds the cost of goods sold. It reflects a company's efficiency in producing and selling its products.
| Date | Value |
|---|---|
| 2016-04-30 | 9.05% |
| 2015-05-31 | 8.17% |
| 2014-05-31 | 39.97% |
| 2013-05-31 | 28.33% |
| 2012-05-31 | 23.35% |
| 2011-05-31 | 43.87% |
| 2010-05-31 | 83.33% |
| 2009-05-31 | 77.78% |
| 2008-05-31 | 64.29% |