Says Gan, when farmers apply for an authentication mark, the product ’ s general appearance, shape, leaf color, brewing color, bouquet, and flavor need to undergo a full sensory assessment for approval.
甘賢璋指出，申請產地證明標章，除了申請者必須是該產區的農民外，產品的外觀、形狀、色澤、湯色、氣味、滋味等也要經過「官能評鑑」來核可。