Using special stainless steel baking roller to ensure the coffee beans can be roasting equally. for its fast heating up and slow cooling down features energy can be saved efficiently.
烘焙滚筒为特殊不锈钢，以确保加热均匀，积热快，散热慢，可节约能源。
Using special stainless steel baking roller to ensure the coffee beans can be roasting equally. for its fast heating up and slow cooling down features energy can be saved efficiently.
烘焙滚筒为特殊不锈钢，以确保加热均匀，积热快，散热慢，可节约能源。
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