The Gross Margin of Tree of Knowledge International Corp (TOKI.CN) is 2992.87%.
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 |
|---|---|
| 2020-12-31 | 2992.87% |
| 2019-12-31 | 31.87% |
| 2018-12-31 | -3.80% |