Organic soil and organic fertilizer Chuang Yu-long does use fertilizer, but it comes from Futien Farm in Pingchen City, which raises pea sprouts. It's a good example of the re-use of agricultural waste.
莊玉隆使用的肥料，來自平鎮市生產豌豆苗的福田農場，也正是農產廢棄物再利用的例子。