Huang says that during the May to September period in which Pingtung leads the island in production, local brokers function as price leaders. From October to March, Chiayi's brokers take over this function.
黃萬傳指出，每年 5-9 月屏東地區的產量最多，當地「行口」就成為產地價格的領導者，10 月到隔年 3 月則由嘉義領頭。