As of 2025-07-15, the Gross Margin of Hydrogen Engine Center Inc (HYEG) is -13.6%.
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 |
---|---|
2008-12-31 | -13.6% |
2007-12-31 | -59.1% |
2006-12-31 | -145.3% |
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