Using 20 grams of grounds per cup, the raw coffee bean cost is about RMB 2.72 (USD 0.38), which accounts for 27.5% of a RMB 9.9 cup. An industry …Read More
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Using 20 grams of grounds per cup, the raw coffee bean cost is about RMB 2.72 (USD 0.38), which accounts for 27.5% of a RMB 9.9 cup. An industry …Read More