The Gross Margin of North America Frac Sand Inc (NAFS) is 69.77%.
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 |
|---|---|
| 2021-12-31 | 69.77% |
| 2020-12-31 | 69.77% |