The Gross Margin of American Oriental Bioengineering Inc (AOBI) is 30.57%.
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 |
|---|---|
| 2012-12-31 | 30.57% |
| 2011-12-31 | 46.90% |
| 2010-12-31 | 51.56% |
| 2009-12-31 | 56.32% |
| 2008-12-31 | 65.60% |
| 2007-12-31 | 69.24% |
| 2006-12-31 | 65.25% |
| 2005-12-31 | 62.52% |
| 2004-12-31 | 63.12% |
| 2003-12-31 | 64.11% |