Although they limit eligible buyers to people who have been through the orchid cultivation course, competition is fierce: Because the prices charged by the INA are much less than the black-market prices, people always begin to line up the night before.
雖然販賣對象只限於上過蘭花栽培課的學員，但由於職訓局的花苗價格大約只有黑市價格的一半，因此每次銷售的前一晚，就有人漏夜開始排隊。